quadrants. reported [6, 7]. Each of these types of fractures are described. Instead of a smooth, continual closure, the digit hesitates, then snaps closed (causing a "trigger" affect) and is associated with a stiffness sensation of the digit. Flexion deformity, left finger joints. 2016 2017 2018 2019 2020 Billable/Specific Code. M21.242 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2020 edition of ICD-10-CM M21.242 became effective on October 1, 2019. The individual has a finger flexion contracture with a palpable cord in a metacarpophalangeal joint or a proximal interphalangeal joint. Aapc.com DA: 12 PA: 26 MOZ Rank: 50. In a few children, flexion contractures occurred in other joints (e.g., wrists, ⦠Without treatment the terminal extensor tendon migrates proximally, increasing extensor tone at the PIP joint which can lead to a swan neck deformity. Central slip disruptions can occur as either open or closed injuries. Acquired deformities of toe (s), unspecified, unspecified foot. If stable, the surgeon may choose not to use dynamic splinting. If this occurs, you should seek treatment right away. Usually caused by flexion injury which compromise anterior spinal artery ii. All patients had return of hand sensation to the ulnar nerve distribution as evidenced by a pinch test, unprompted use of the recipient limb without mirror movement, and an Active Movement Scale (AMS) of at least 2/7 for finger and thumb flexion; 1 patient had an AMS of 7/7 for finger and thumb flexion. Part of the bone may be removed to improve joint position. 0 Index: With a gap of one inch (2.5 cm.) Request a Demo 14 Day Free Trial Buy Now Flexion deformity, left finger joints 1 M21.242 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2 The 2019 edition of ICD-10-CM M21.242 became effective on October 1, 2018. 3 This is the American ICD-10-CM version of M21.242 - other international versions of ICD-10 M21.242 may differ. Symptoms and signs may occur in more than one digit. The incidence and genetic background are unknown. It can also happen when forceful bending of the fingertip occurs. It can also be due to tearing or weakening of the same tendon due to an injury or from a disease like rheumatoid arthritis.This results in the bent position of the joint. A flexion deformity of the knee is the inability to fully straighten or extend the knee, also known as flexion contracture. This can commonly happen when an object (like a ball) strikes the tip of the finger or thumb. THE CLASSIC CONCEPT OF ILLNESS: IMPAIRMENT, DISABILITY AND DISABILITY. Rheumatoid arthritis (RA) is the most common disease affecting the PIP joint. Extensor tendon â Boutonnière deformity. Interphalangeal finger joint replacement, 2 or more pieces, metal (e.g. Hand and Finger splints come in a varied assortment of configurations and sizes to accomplish many different functions for support and immobilization. You will not be able to straighten the end of your finger because the tendon connecting the muscle to the finger bone is stretched or torn. The proximal metacarpophalangeal joints are a key part of the knuckles in human hands. affects finger joints, knees, DIP. A deformity of the ball at the top of the femur (called cam impingement). A swan neck deformity describes a finger with a hyperextended PIP joint and a flexed DIP joint. It searches only titles, inclusions and the index and it works by starting to search as you type and provide you options in a dynamic dropdown list. The finger traps were removed and the fingers were flexed to a satisfactory degree. In this survey of 229 diabetics aged 7 to 18 years, 29% had flexion contractures of one or more joints of the fingers, most often the proximal interphalangeal joints of the fifth or fourth fingers. Assess for associated collateral ligament injury. It should not be used for HIPAA-covered transactions as a more specific code is available to choose from below. Benign neoplasm of scapula and long bones of right upper limb. Passive extension still possible. 9, 10 Rheumatoid arthritis is the most common cause of subluxation or dislocation of the extensor tendon at the MP joint. Code. Rheumatoid arthritis (RA) is the most common disease affecting the PIP joint. 736.89 M21.241 Flexion deformity- right finger joints 736.89 M21.242 Flexion deformity- left finger joints 736.89 M21.249 Flexion deformity- unspecified finger joints It occurs when multiple joints in your fingers bend in unusual positions because of a health condition or injury. Contracture Prevention/Positioning â¢Transtibial â¢Contractures: Knee Flexion, Hip Flexion, Hip ABDuction, Hip External Rotation AVOID THESE! There are many different types of spinal fractures: Compression, Burst, Flexion-distraction, and Fracture-dislocation. Benign neoplasm of scapula and long bones of unspecified upper limb. The individual has a finger flexion contracture with a palpable cord in a metacarpophalangeal joint or a proximal interphalangeal joint. Maintain IP motion. Request a Demo 14 Day Free Trial Buy Now M21.23: Flexion deformity, forearm: M21.24: Flexion deformity, hand: M21.25: Flexion deformity, pelvic region and thigh: M21.26: Flexion deformity, lower leg Malunion is treated based on the severity of the finger deformity and hand function. The contracture is at least 20 degrees. It is caused by abnormal stress on the volar plate, the ligament around the middle joint of the finger (PIP joint). Conditions that loosen the PIP joint and allow it to hyperextend can produce a swan neck deformity of the finger. Due to the noticeable form itâs also referred to as a bunion or ganglion. The fingers will likely be very stiff, painful, and have a reduced range of motion. INTRODUCTION. Code Classification: Diseases of the musculoskeletal system and connective tissue (M00âM99) Other joint disorders (M20-M25) Other acquired deformities of limbs (M21) M21.549 Acquired ⦠23% of 18-65 year olds and over 35% of those over 65 years have hallux valgus. A contracture occurs when your muscles, tendons, joints, or other tissues tighten or shorten causing a deformity. See Hand Exam. Disruption of the extensor mechanism at the level of the DIP joint. First described by Notta in 1850 [ 1 ], it is caused by a difference in diameters of a flexor tendon and its retinacular sheath due ⦠The pins were trimmed and bent over at 90-degree angles. ICD-10-CM Code for Flexion deformity, finger joints M21.24 ICD-10 code M21.24 for Flexion deformity, finger joints is a medical classification as listed by WHO under the range - Arthropathies. Closed injuries are usually caused by forceful flexion induced by sports injuries or falls, while open injuries can arise from lacerations over the PIP joint (2,3). See Elson Extensor Tendon Test. This can damage the tendon and bone, causing the finger to droop. If the head is not shaped normally, the abnormal part of the head can jam in the socket when the hip is bent. UNIT 2. H010 Blepharitis. Flexor-pronator tendon degeneration occurs with repetitive forced wrist extension and forearm supination during activities involving wrist flexion and forearm pronation. H020 Entropion and trichiasis of ⦠Mallet finger is an injury to the tip of the finger when something hard, like a baseball, jams it. Contracture symptoms include pain and loss of movement in the joint. Credit: Your finger will also be painful and swollen. Other deformities of toe (s) (acquired), right foot. UNIT 2. Acquired deformities of toe (s), unspecified, right foot. Treatment of mallet finger deformity can be successfully implemented up to 3 months after the initial injury. Acquired Cubitus Valgus & Marfan Syndrome Symptom Checker: Possible causes include Marfan Syndrome. It occurs when the tendon that straightens the finger (the extensor tendon) is damaged at the fingertip. ICD-10-CM Code for Flexion deformity, wrist M21.23 ICD-10 code M21.23 for Flexion deformity, wrist is a medical classification as listed by WHO under the range - Arthropathies ; Subscribe to Codify and get the code details in a flash. M21.2 Flexion deformity The lumbar facet joints allow for significant flexion and extension movement but limit rotation. The most common cause of swan-neck deformity is rheumatoid arthritis. ICD-10-CM/PCS MS-DRG v38.0 R1 Definitions Manual. Finger injuries are common and range from minor cuts and scrapes to wounds with major damage to bone, tendons, and ligaments. The ICD-10-CM code M21.242 might also be used to specify conditions or terms like flexion deformity of finger of bilateral hands or flexion deformity of finger of left hand. Individual or all fingers may be included. ICD-10-CM Code for Flexion deformity, left finger joints M21.242 ICD-10 code M21.242 for Flexion deformity, left finger joints is a medical classification as listed by WHO under the range - Arthropathies. THE CLASSIC CONCEPT OF ILLNESS: IMPAIRMENT, DISABILITY AND DISABILITY. Arthritis unspecified icd 10 or how does rheumatoid arthritis start Background health and support gps with muscle wasting, which we currently used can you cure arthritis in dogs / arthritis treatment joint vibrating tools. Hallux valgus is the most common deformity of the forefoot and the toes. The 2021 edition of ICD-10-CM M21.249 became effective on October 1, 2020. Codes: = Billable M21 Other acquired deformities of limbs. H019 Inflammation of eyelid, unspecified. Such as a registered higher doses. ICD-10-CM ICD-9-CM Diseases & Injuries ICD-9-CM Procedures HCPCS Level II Procedure Codes. â See below for any exclusions, inclusions or special notations You discharge Patrick home with his finger buddy ⦠Medial epicondylopathy or â golferâs elbow â is mostly a tendinous overload injury leading to tendinopathy. ligament disorder of finger mallet finger tendon mallet finger fracture osteoarthritis primary/secondary type _____ pain sprain or dislocation or lig tear mcp joint sprain or dislocation or lig tear pip joint swan neck deformity traumatic amputation level trigger finger open wound (type) w/ or w/o nail damage or fb This can commonly happen when an object (like a ball) strikes the tip of the finger or thumb. (See also Overview of Hand Disorders .) Flexion deformity, finger joints Non-Billable Code M21.24 is a non-billable ICD-10 code for Flexion deformity, finger joints. Swan Neck Deformity Etiology / Epidemiology / Natural History. First described by Notta in 1850 [ 1 ], it is caused by a difference in diameters of a flexor tendon and its retinacular sheath ⦠The 2021 edition of ICD-10-CM M21.242 became effective on October 1, 2020. SND can cause pain, as ⦠A mallet finger is a deformity of the finger. This condition is called a contracture. Congenital clasped thumb describes an anomaly which is characterized by a fixed thumb into the palm at the metacarpophalangeal joint in one or both hands. Conditions that loosen the PIP joint and allow it to hyperextend can produce a swan neck deformity of the finger. Caused by forced flexion of the extended DIP joint. M20.0 Deformity of finger (s) Symptoms and signs of trigger finger may occur when any of the four fingers of the hand attempts to flex closed while gripping. PHYSICAL EXAMINATION AND FUNCTIONAL ASSESSMENT. Unspecified deformity of right finger (s) M20.002. Flexion of the elbow causes increased tensile load on the ulnar nerve as ... finger and ulnar side of the fourth finger and numbness in the dorsal ulnar aspect of the hand and fingers [8]. usually caused by a traumatic impaction blow (i.e. Acquired deformities of toe (s), unspecified, left foot. Average nerve graft length was 3 cm. The patient was a 38-year-old woman with the medical diagnosis of MMN (ICD-10 code G61.8), with the preoperative diagnosis of right wrist drop (ICD-10 code M21.331) and postoperative diagnosis of right-hand tendon transfer, open approach (ICD-10 code 0LX70ZZ). Injury to the central slip of extensor digitorum occurs from a direct blow to the PIP joint, or from the same mechanism of injury that causes mallet finger deformity. Many different types of finger injuries are common: H001 Chalazion. The ICD-10-CM code M21.249 might also be used to specify conditions or terms like acquired fixed flexion deformity of finger, acquired fixed flexion deformity of joint of upper limb, camptodactyly, camptodactyly, arthropathy, coxa-vara, pericarditis syndrome, camptodactyly-little finger, cold flexed fingers, ⦠1. Doctors can treat contractures with ⦠11, 18 Lumbrical plus digit (paradoxical extension) occurs when the interphalangeal (IP) joints of the injured finger extend when the patient attempts to actively perform a composite fist. ICD-10-CM/PCS codes version 2016/2017/2018/2019/2020/2021, ICD10 data search engine Careful treatment allows for a faster and more complete recovery. Maximal pain at midline dorsal proximal middle phalanx. Create codetable from scratch Show conversion to ICD-9-CM NL - FR Contact. Types of Spinal Fractures. Chronic compression may lead to claw deformities of the fourth and fifth fingers and to loss of grip [9]. Thereby tendon degeneration appears instead of repair. ligament disorder of finger mallet finger tendon mallet finger fracture osteoarthritis primary/secondary type _____ pain sprain or dislocation or lig tear mcp joint sprain or dislocation or lig tear pip joint swan neck deformity traumatic amputation level trigger finger open wound (type) w/ or w/o nail damage or fb ... commonly resulting in spinal and muscle deformity and paralysis asymmetrical weakness, absent tendon reflex ... young male onset, esp in sacroiliac joint, better with warm shower -- Wright-Schober test to check back flexion. This flexion deformity of the proximal interphalangeal joint is due to interruption of the central slip of the extensor tendon such that the lateral slips separate and the head of the proximal phalanx pops through the gap like a finger through a button hole (thus the name, from French boutonnière "button hole"). â¢Things to do: Prone Lying, Knee Extension Board on Wheelchair, Knee Extension Brace. ICD-10 :Ratchaburi Hospital. Swan neck deformity (SND) affects your fingers. The fracture is almost always about 1 inch from the end of the bone. This flexion deformity of the proximal interphalangeal joint is due to interruption of the central slip of the extensor tendon such that the lateral slips separate and the head of the proximal phalanx pops through the gap like a finger through a button hole (thus the name, from French boutonnière "button hole"). 73078 results found. M20.001. Causes. Mallet Finger M20.019 736.1. In people with a flexion deformity, AROM of one or both knees is reduced. This flexion deformity of the proximal interphalangeal joint is due to interruption of the central slip of the extensor tendon such that the lateral slips separate and the head of the proximal phalanx pops through the gap like a finger through a button hole (thus the name, from French boutonnière "button hole"). It can also happen when forceful bending of the fingertip occurs. Persistent DIP flexion deformity can lead to swan-neck deformity (pathologic flexion of the DIP joint and hyperextension of the PIP joint), terminal joint extensor lag, and degenerative joint disease (24â26). Other deformities of toe (s) (acquired), unspecified foot. Mallet Finger Overview. ICD-10 Version:2016 Search Quick Search Help. Surgical intervention should therefore be considered for these patients. ICD-10-CM/PCS MS-DRG v38.0 Definitions Manual. flexion of 0-60°. The individual had a positive tabletop test, defined as the inability to simultaneously place the affected finger(s) and palm flat against a table. Figure 1.90. Swan-neck deformity is a bending in (flexion) of the base of the finger, a straightening out (extension) of the middle joint, and a bending in (flexion) of the outermost joint. M20.031 Swan-neck deformity right finger (s) Swan Neck Deformity ICD-9. ICD-9-CM 736.09 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 736.09 should only be used for claims with a date of service on or before September 30, 2015. | ICD-10 from 2011 - 2016 ICD Code M20.0 is a non-billable code. To code a diagnosis of this type, you must use one of the five child codes of M20.0 that describes the diagnosis 'deformity of finger (s)' in more detail. Swan-Neck Deformity. See your doctor for a diagnosis. It occurs when the tendon that straightens the finger (the extensor tendon) is damaged at the fingertip. Infantâs persistent thumb-clutched hand, flexion-adduction deformity of the thumb, pollex varus, thumb in the hand deformity. There is a rotational deformity on clinical exam. 10,11. Mallet Finger. A Boutonniere deformity can happen for several reasons. Unspecified deformity of left finger (s) 1. It is also worn as a night resting splint. Physical examination is home remedies for arthritis in fingers the knuckles or rheumatoid arthritis. Talk to ⦠The atypical type of lobster-claw deformity (U-shaped defect) which only involved the right hand of this infant. ... a chronic progressive disease causing inflammation in the joints and resulting in painful deformity and immobility, especially in the fingers, wrists, feet and ankles g Mallet finger is an injury to the end of your finger that causes it to bend inwards towards your palm. 736.22 Swan Neck Deformity 736.22. Hold the PIP joint at 15-30 degrees flexion. Jersey Finger. On reassessment post reduction the clinical deformity is corrected and check X-rays are satisfactory. Improper diagnosis and treatment of finger injuries can cause deformity and dysfunction over time. Commonly an athletic injury, mallet finger occurs when the outermost joint of the finger is injured. The book goes on to say that the cause of Dupuytrenâs contracture is unknown, but it is associated with long-standing epilepsy. You reduce the fracture in ED using a ring block and Nitrous Oxide. other tissue, often leading to deformity and rigidity of joints. Codes: = Billable M21 Other acquired deformities of limbs. a slight residual extensor lag of < 10° may be present at completion of closed treatment, however, no functional deficit. Benign ⦠It is most frequently seen in advanced cases with ulnar deviation (Figure 33-4) but may also be seen in cases without ⦠The causes of sagittal band injuries are multiple, and include degenerative disease, trauma, congenital, infection, and iatrogenic injury. When radiculopathy occurs in the lower back, it is known as lumbar radiculopathy, also referred to as sciatica because nerve roots that make up ⦠The doctor will take an X-ray of the wrist. Benign neoplasm of scapula and long bones of left upper limb. Here the big toe moves out of its alignment ⦠â See below for any exclusions, inclusions or special notations H011 Noninfectious dermatoses of eyelid. The ICD-10 book defines Dupuytrenâs Contracture as a flexion deformity of a finger, due to shortened, thickened fibrosing of palmar fascia. The book goes on to say that the cause of Dupuytrenâs contracture is unknown, but it is associated with long-standing epilepsy. Elective surgery is sometimes performed for cosmetic reasons. Quick search helps you quickly navigate to a particular category. The contracture is at least 20 degrees. Fingers bordering the cleft may show clinodactyly, camptodactyly, or syndactyly and are sometimes hypoplastic or completely missing. It should not be used for HIPAA-covered transactions as a more specific code is available to choose from below. With a gap of less than one inch (2.5 cm.) ICD 10 CM (M Series) M20: Acquired deformities of fingers and toes: M200: Deformity of finger(s) M2000: Unspecified deformity of finger(s) ... Flexion deformity, left finger joints: M21249: Flexion deformity, unspecified finger joints: M2125: Flexion deformity, hip: M21251: Flexion deformity, right hip: M21252: Lumbar Radiculopathy. This leads to contracture deformities of the fingers, hand, and wrist. The malady trigger finger earns its name from the painful popping or clicking sound elicited by flexion and extension of the involved digit. The ICD-10 stands for the International Classification of ... Good prognosis c. Anterior Cord i. Being the first row of finger bones, the proximal phalanges play the vital role of connecting the upper parts of the fingers with the palm, allowing us to use our fingers for almost all daily activities. A basic understanding of the complex anatomy of the finger ⦠o Static MCP Flexion Block: An MP flexion block splint should be made to maintain full MCP extension yet allow IP flexion for day exercises and rest periods. PIP joint diffusely tender and swollen. Search HCPCS Codes Search HCPCS Modifiers. Currently, there are three factors that have caused demographic changes (more elderly population in need of special care), an increase in disability and handicap, as well as the need for resources. Short description: Forearm deformity NEC. H018 Other specified inflammation of eyelid. | ICD-10 from 2011 - 2016 ICD Code M21.2 is a non-billable code. Pain on resisted finger extension. A broken wrist usually causes pain and swelling, and frequently causes a deformity, causing the wrist to look bent. Subscribe to Codify and get the code details in a flash. ICD-9-CM 736.20 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 736.20 should only be used for claims with a date of service on or before September 30, 2015. Without treatment, the inflammation in the DIP joint may lead to permanent deformity. If movement is severely limited or the deformity interferes with the function of other fingers, surgical repair is typically necessary. between the thumb pad and the fingers, with the thumb attempting to oppose the fingers. M21.0 Valgus deformity, not elsewhere classified; M21.1 Varus deformity, not elsewhere classified; M21.2 Flexion deformity; M21.3 Wrist or foot drop (acquired); M21.4 Flat foot [pes planus] (acquired); M21.5 Acquired clawhand, clubhand, clawfoot and clubfoot; M21.6 Other acquired deformities of foot; M21.7 Unequal limb ⦠The ICD-10 book defines Dupuytrenâs Contracture as a flexion deformity of a finger, due to shortened, thickened fibrosing of palmar fascia. The code M21.549 is VALID for claim submission. Currently, there are three factors that have caused demographic changes (more elderly population in need of special care), an increase in disability and handicap, as well as the need for resources. Check the full list of possible causes and conditions now! sudden forced flexion) to the tip of the finger in the extended position. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes). stainless steel or cobalt chrome), ceramic-like (pyrocarbon) for surgical implantation, any size: ICD-10 codes covered if selection criteria are met [covered for metacarpophalangeal (MCP) and proximal interphalangeal (PIP) joint, not distal interphalangeal joint (DIP)]: The malady trigger finger earns its name from the painful popping or clicking sound elicited by flexion and extension of the involved digit. flexion (joint) (acquired) --see also Deformity, limb, flexion M21.20 congenital NOS Q74.9 hip Q65.89 foot (acquired) --see also Deformity, limb, lower leg cavovarus (congenital) Q66.1 congenital NOS Q66.9 specified type NEC Q66.89 specified type NEC--see Deformity, limb, foot, specified NEC valgus (congenital) Q66.6 Flexion deformity, unspecified finger joints 2016 2017 2018 2019 2020 2021 Billable/Specific Code M21.249 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. A swan neck deformity describes a finger with a hyperextended PIP joint and a flexed DIP joint. finger NEC --see also Deformity, finger congenital Q68.1 joint--see Contraction, joint, hand flaccid--see Contraction, paralytic gallbladder K82.0 heart valve--see Endocarditis hip--see Contraction, joint, hip hourglass bladder N32.89 congenital Q64.79 gallbladder K82.0 congenital Q44.1 M20.029 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes; Short description: Boutonniere deformity of unspecified finger (s) The 2021 edition of ICD-10-CM M20.029 became effective on October 1, 2020; This is the American ICD-10-CM version of M20.029 - other international versions of ICD 0. INTRODUCTION. Patient unable to actively extend finger. Swan neck deformity is a condition that affects the joints in the fingers. Section. To code a diagnosis of this type, you must use one of the eight child codes of M21.2 that describes the diagnosis 'flexion deformity' in more detail. The typical V-shaped lobster-claw deformity of the feet in the same infant. Other deformity of finger(s), unspecified finger(s) This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. Flexion deformity Non-Billable Code M21.2 is a non-billable ICD-10 code for Flexion deformity. An ulnar claw, also known as claw hand, or ' spinster's claw ' is a deformity or an abnormal attitude of the hand that develops due to ulnar nerve damage causing paralysis of the lumbricals. A claw hand presents with a hyperextension at the metacarpophalangeal joints and flexion at the proximal and distal interphalangeal joints of the 4th and 5th fingers. If not treated properly, serious finger injuries can lead to permanent deformity and loss of function. All finger tips appeared to point to the distal pole without any evidence of angulation or rotation malalignment. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes). H000 Hordeolum and other deep inflammation of eyelid. PHYSICAL EXAMINATION AND FUNCTIONAL ASSESSMENT. arthropathic psoriasis (L40.5-)certain conditions originating in the perinatal period (P04-P96)certain infectious and parasitic diseases ()compartment syndrome (traumatic) (T79.A-)complications of pregnancy, childbirth and the puerperium ()congenital malformations, deformations, and chromosomal abnormalities ()endocrine, nutritional and metabolic diseases (E00-E88) Moderate -- all fingers are bent (flexed) and the thumb is stuck in the palm; the wrist may be bent stuck, and there is usually loss of some feeling in the hand. rheumatoid arthritis. Flexion deformity, left finger joints 2016 2017 2018 2019 2020 2021 Billable/Specific Code M21.242 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. In Volkmann contracture, the muscles of the forearm are severely injured. Proximal Phalanx Functions. Subscribe to Codify and get the code details in a flash. The pin ⦠Normal active range of motion (AROM) of the knee is 0° extension and 140° flexion. Other terms your doctor may use to describe a fracture include stable, unstable, minor, and/or major. Therefore, quadrigia would prevent the amputated and uninvolved fingers from being able to achieve full composite flexion and cause a decrease in grasp strength. ICD-10 Code for Flexion deformity, wrist- M21.23- Codify . Characterized by hyperextension of the PIP joint and flexion of the DIP joint. 11 It can happen from a cut of the tendon on the back of the finger or the thumb. Contracture Prevention/Positioning â¢Transfemoral M21.0 Valgus deformity, not elsewhere classified; M21.1 Varus deformity, not elsewhere classified; M21.2 Flexion deformity; M21.3 Wrist or foot drop (acquired); M21.4 Flat foot [pes planus] (acquired); M21.5 Acquired clawhand, clubhand, clawfoot and clubfoot; M21.6 Other acquired deformities of foot; M21.7 Unequal limb length ⦠The individual had a positive tabletop test, defined as the inability to simultaneously place the affected finger(s) and palm flat against a table. A study of Weckesser et al. A mallet finger is a deformity of the finger. Figure 1.89. Short description: Acq finger deformity NOS. Flexion deformities can arise by different causes. Two types of flexion contracture of the knee can be distinguished. 1) Contracture associated with joint destruction and ankylosis,like, Rheumatoid arthritis. Osteoarthritis. Cerebral Palsy or congenital deformity. Hip joint injuries. Ankle pathologies.