M00-M99 - Diseases of the musculoskeletal system and connective tissue

(M00-M25) Arthropathies

(M00-M03) Infectious arthropathies

• Pyogenic arthritis
• Direct infections of joint in infectious and parasitic diseases classified elsewhere
• Reactive arthropathies
• Reiter's disease
• Postinfective and reactive arthropathies in diseases classified elsewhere

(M05-M14) Inflammatory polyarthropathies

• Seropositive rheumatoid arthritis
• Felty's syndrome
• Rheumatoid lung disease
• Rheumatoid vasculitis
• Rheumatoid arthritis with involvement of other organs and systems
• Other seropositive rheumatoid arthritis
• Seropositive rheumatoid arthritis, unspecified

• Other rheumatoid arthritis
• Psoriatic and enteropathic arthropathies
• Juvenile arthritis
• Juvenile rheumatoid arthritis
• Juvenile ankylosing spondylitis
• Juvenile arthritis with systemic onset
• Juvenile polyarthritis (seronegative)
• Pauciarticular juvenile arthritis
• Other juvenile arthritis
• Juvenile arthritis, unspecified

• Juvenile arthritis in diseases classified elsewhere
• Gout
• Other crystal arthropathies
• Hydroxyapatite deposition disease
• Familial chondrocalcinosis
• Other chondrocalcinosis
• Other specified crystal arthropathies
• Crystal arthropathy, unspecified

• Other specific arthropathies
• Chronic postrheumatic arthropathy (Jaccoud)
• Kaschin-Beck disease
• Villonodular synovitis (pigmented)
• Palindromic rheumatism
• Intermittent hydrarthrosis
• Traumatic arthropathy
• Other specific arthropathies, not elsewhere classified

• Other arthritis
• Polyarthritis, unspecified
• Monoarthritis, not elsewhere classified
• Other specified arthritis
• Allergic arthritis
• Arthritis, unspecified
• Arthropathy NOS

• Arthropathies in other diseases classified elsewhere

(M15-M19) Arthrosis

• Polyarthrosis
• Primary generalized (osteo)arthrosis
• Heberden's nodes (with arthropathy)
• Bouchard's nodes (with arthropathy)
• Secondary multiple arthrosis
• Erosive (osteo)arthrosis
• Other polyarthrosis
• Polyarthrosis, unspecified

• Coxarthrosis (arthrosis of hip)
• Gonarthrosis (arthrosis of knee)
• Arthrosis of first carpometacarpal joint
• Other arthrosis

(M20-M25) Other joint disorders

• Acquired deformities of fingers and toes
• Deformity of finger(s)
• Boutonnière and swan-neck deformities
• Hallux valgus (acquired)
• Bunion
• Hallux rigidus
• Other deformity of hallux (acquired)
• Hallux varus
• Other hammer toe(s) (acquired)
• Other deformities of toe(s) (acquired)
• Acquired deformity of toe(s), unspecified

• Other acquired deformities of limbs
• Valgus deformity, not elsewhere classified
• Varus deformity, not elsewhere classified
• Flexion deformity
• Wrist or foot drop (acquired)
• Flat foot (pes planus) (acquired)
• Acquired clawhand, clubhand, clawfoot and clubfoot
• Other acquired deformities of ankle and foot
• Unequal limb length (acquired)
• Other specified acquired deformities of limbs
• Acquired deformity of limb, unspecified

• Disorders of patella
• Recurrent dislocation of patella
• Recurrent subluxation of patella
• Patellofemoral disorders
• Other derangements of patella
• Chondromalacia patellae
• Other disorders of patella
• Disorder of patella, unspecified

• Internal derangement of knee
• Cystic meniscus
• Discoid meniscus (congenital)
• Derangement of meniscus due to old tear or injury
• Other meniscus derangements
• Loose body in knee
• Chronic instability of knee
• Other spontaneous disruption of ligament(s) of knee
• Other internal derangements of knee
• Internal derangement of knee, unspecified

• Other specific joint derangements
• Loose body in joint
• Other articular cartilage disorders
• Disorder of ligament
• Pathological dislocation and subluxation of joint, not elsewhere classified
• Recurrent dislocation and subluxation of joint
• Contracture of joint
• Ankylosis of joint
• Protrusio acetabuli
• Other specific joint derangements, not elsewhere classified
• Joint derangement, unspecified

• Other joint disorders, not elsewhere classified
• Haemarthrosis
• Fistula of joint
• Flail joint
• Other instability of joint
• Effusion of joint
• Pain in joint
• Stiffness of joint, not elsewhere classified
• Osteophyte
• Other specified joint disorders
• Joint disorder, unspecified

(M30-M36) Systemic connective tissue disorders

• Polyarteritis nodosa and related conditions
• Polyarteritis nodosa
• Polyarteritis with lung involvement (Churg-Strauss syndrome)
• Juvenile polyarteritis
• Mucocutaneous lymph node syndrome (Kawasaki)
• Other conditions related to polyarteritis nodosa

• Other necrotizing vasculopathies
• Hypersensitivity angiitis
• Goodpasture's syndrome
• Thrombotic microangiopathy
• Lethal midline granuloma
• Wegener's granulomatosis
• Aortic arch syndrome (Takayasu)
• Giant cell arteritis with polymyalgia rheumatica
• Other giant cell arteritis
• Microscopic polyangiitis
• Other specified necrotizing vasculopathies
• Necrotizing vasculopathy, unspecified

• Systemic lupus erythematosus
• Drug-induced systemic lupus erythematosus
• Systemic lupus erythematosus with organ or system involvement
• Libman-Sacks disease
• Lupus pericarditis
• Other forms of systemic lupus erythematosus
• Systemic lupus erythematosus, unspecified

• Dermatopolymyositis
• Juvenile dermatomyositis
• Other dermatomyositis
• Polymyositis

• Systemic sclerosis
• Progressive systemic sclerosis
• CR(E)ST syndrome
• Systemic sclerosis induced by drugs and chemicals
• Other forms of systemic sclerosis
• Systemic sclerosis, unspecified

• Other systemic involvement of connective tissue
• Sjögren's syndrome (Sicca syndrome)
• Other overlap syndromes
• Behçet's disease
• Polymyalgia rheumatica
• Diffuse (eosinophilic) fasciitis
• Multifocal fibrosclerosis
• Relapsing panniculitis (Weber-Christian)
• Hypermobility syndrome
• Other specified systemic involvement of connective tissue
• Systemic involvement of connective tissue, unspecified

• Systemic disorders of connective tissue in diseases classified elsewhere

(M40-M54) Dorsopathies

(M40-M43) Deforming dorsopathies

• Kyphosis and lordosis
• Postural kyphosis
• Scoliosis
• Spinal osteochondrosis
• Juvenile osteochondrosis of spine
• Scheuermann's disease
• Adult osteochondrosis of spine
• Spinal osteochondrosis, unspecified
• Other deforming dorsopathies
• Spondylolysis
• Spondylolisthesis
• Other fusion of spine
• Torticollis

(M45-M49) Spondylopathies

• Ankylosing spondylitis
• Other inflammatory spondylopathies
• Spondylosis
• Other spondylopathies
• Spinal stenosis
• Ankylosing hyperostosis (Forestier)
• Kissing spine
• Traumatic spondylopathy
• Fatigue fracture of vertebra
• Stress fracture of vertebra
• Collapsed vertebra, not elsewhere classified
• Other specified spondylopathies
• Spondylopathy, unspecified

• Spondylopathies in diseases classified elsewhere
• Tuberculosis of spine
• Pott's curvature
• Brucella spondylitis
• Enterobacterial spondylitis
• Spondylopathy in other infectious and parasitic diseases classified elsewhere
• Neuropathic spondylopathy
• Collapsed vertebra in diseases classified elsewhere
• Spondylopathy in other diseases classified elsewhere

(M50-M54) Other dorsopathies

• Cervical disc disorders
• Other intervertebral disc disorders
• Lumbar and other intervertebral disc disorders with myelopathy
• Lumbar and other intervertebral disc disorders with radiculopathy
• Other specified intervertebral disc displacement
• Other specified intervertebral disc degeneration
• Schmorl's nodes
• Other specified intervertebral disc disorders
• Intervertebral disc disorder, unspecified

• Other dorsopathies, not elsewhere classified
• Cervicocranial syndrome
• Cervicobrachial syndrome
• Spinal instabilities
• Sacrococcygeal disorders, not elsewhere classified
• Coccygodynia
• Other specified dorsopathies
• Dorsopathy, unspecified

• Dorsalgia
• Panniculitis affecting regions of neck and back
• Radiculopathy
• Cervicalgia
• Sciatica
• Lumbago with sciatica
• Low back pain
• Pain in thoracic spine
• Other dorsalgia
• Dorsalgia, unspecified

(M60-M79) Soft tissue disorders

(M60-M63) Disorders of muscles

• Myositis
• Tropical pyomyositis
• Calcification and ossification of muscle
• Myositis ossificans traumatica
• Myositis ossificans progressiva
• Fibrodysplasia ossificans progressiva
• Paralytic calcification and ossification of muscle
• Calcification and ossification of muscles associated with burns
• Other calcification of muscle
• Other ossification of muscle
• Calcification and ossification of muscle, unspecified

• Other disorders of muscle
• Diastasis of muscle
• Other rupture of muscle (nontraumatic)
• Ischaemic infarction of muscle
• Immobility syndrome (paraplegic)
• Contracture of muscle
• Muscle wasting and atrophy, not elsewhere classified
• Muscle strain
• Other specified disorders of muscle
• Disorder of muscle, unspecified

• Disorders of muscle in diseases classified elsewhere

(M65-M68) Disorders of synovium and tendon

• Synovitis and tenosynovitis
• Abscess of tendon sheath
• Other infective (teno)synovitis
• Calcific tendinitis
• Trigger finger
• Radial styloid tenosynovitis (de Quervain)
• Other synovitis and tenosynovitis
• Synovitis and tenosynovitis, unspecified

• Spontaneous rupture of synovium and tendon
• Rupture of popliteal cyst
• Rupture of synovium
• Spontaneous rupture of extensor tendons
• Spontaneous rupture of flexor tendons
• Spontaneous rupture of other tendons
• Spontaneous rupture of unspecified tendon

• Other disorders of synovium and tendon
• Short Achilles tendon (acquired)
• Other contracture of tendon (sheath)
• Synovial hypertrophy, not elsewhere classified
• Transient synovitis
• Ganglion
• Other specified disorders of synovium and tendon
• Disorder of synovium and tendon, unspecified

• Disorders of synovium and tendon in diseases classified elsewhere

(M70-M79) Other soft tissue disorders

• Soft tissue disorders related to use, overuse and pressure
• Chronic crepitant synovitis of hand and wrist
• Bursitis of hand
• Olecranon bursitis
• Other bursitis of elbow
• Prepatellar bursitis
• Other bursitis of knee
• Trochanteric bursitis
• Other bursitis of hip
• Other soft tissue disorders related to use, overuse and pressure
• Unspecified soft tissue disorder related to use, overuse and pressure

• Other bursopathies
• Abscess of bursa
• Other infective bursitis
• Synovial cyst of popliteal space (Baker)
• Other bursal cyst
• Calcium deposit in bursa
• Other bursitis, not elsewhere classified
• Other specified bursopathies
• Bursopathy, unspecified
• Bursitis NOS

• Fibroblastic disorders
• Palmar fascial fibromatosis (Dupuytren)
• Knuckle pads
• Plantar fascial fibromatosis
• Plantar fasciitis
• Pseudosarcomatous fibromatosis
• Nodular fasciitis
• Necrotizing fasciitis
• Other fibroblastic disorders
• Fibroblastic disorder, unspecified
• Fasciitis NOS
• Fibromatosis NOS

• Soft tissue disorders in diseases classified elsewhere
• Shoulder lesions
• Adhesive capsulitis of shoulder
• Rotator cuff syndrome
• Bicipital tendinitis
• Calcific tendinitis of shoulder
• Impingement syndrome of shoulder
• Bursitis of shoulder
• Other shoulder lesions
• Shoulder lesion, unspecified

• Enthesopathies of lower limb, excluding foot
• Gluteal tendinitis
• Psoas tendinitis
• Iliac crest spur
• Iliotibial band syndrome
• Tibial collateral bursitis (Pellegrini-Stieda)
• Patellar tendinitis
• Achilles tendinitis
• Peroneal tendinitis
• Other enthesopathies of lower limb, excluding foot
• Enthesopathy of lower limb, unspecified

• Other enthesopathies
• Medial epicondylitis
• Lateral epicondylitis
• Periarthritis of wrist
• Calcaneal spur
• Metatarsalgia
• Other enthesopathy of foot
• Other enthesopathies, not elsewhere classified
• Enthesopathy, unspecified
• Bone spur NOS
• Capsulitis NOS
• Periarthritis NOS
• Tendinitis NOS

• Other soft tissue disorders, not elsewhere classified
• Rheumatism, unspecified
• Myalgia
• Neuralgia and neuritis, unspecified
• Panniculitis, unspecified
• Hypertrophy of (infrapatellar) fat pad
• Residual foreign body in soft tissue
• Pain in limb
• Fibromyalgia
• Other specified soft tissue disorders
• Soft tissue disorder, unspecified

(M80-M90) Osteopathies

• Osteoporosis with pathological fracture
• Osteoporosis without pathological fracture
• Postmenopausal osteoporosis

• Osteoporosis in diseases classified elsewhere
• Adult osteomalacia
• Disorders of continuity of bone
• Malunion of fracture
• Nonunion of fracture (pseudarthrosis)
• Delayed union of fracture
• Stress fracture, not elsewhere classified
• Pathological fracture, not elsewhere classified
• Other disorders of continuity of bone
• Disorder of continuity of bone, unspecified

• Other disorders of bone density and structure
• Fibrous dysplasia (monostotic)
• Skeletal fluorosis
• Hyperostosis of skull
• Osteitis condensans
• Solitary bone cyst
• Aneurysmal bone cyst
• Other cyst of bone
• Other specified disorders of bone density and structure
• Hyperostosis of bones, except skull
• Osteosclerosis, acquired
• Disorder of bone density and structure, unspecified

• Osteomyelitis
• Osteonecrosis
• Paget's disease of bone (osteitis deformans)
• Other disorders of bone
• Algoneurodystrophy
• Shoulder-hand syndrome
• Sudeck's atrophy
• Sympathetic reflex dystrophy
• Epiphyseal arrest
• Other disorders of bone development and growth
• Hypertrophy of bone
• Other hypertrophic osteoarthropathy
• Marie-Bamberger disease
• Pachydermoperiostosis
• Osteolysis
• Osteopathy after poliomyelitis
• Other specified disorders of bone
• Infantile cortical hyperostoses
• Post-traumatic subperiosteal ossification
• Disorder of bone, unspecified

• Osteopathies in diseases classified elsewhere

(M91-M94) Chondropathies

• Juvenile osteochondrosis of hip and pelvis
• Juvenile osteochondrosis of pelvis
• Juvenile osteochondrosis of head of femur (Legg-Calvé-Perthes)
• Coxa plana
• Pseudocoxalgia

• Other juvenile osteochondrosis
• Juvenile osteochondrosis of humerus
• Juvenile osteochondrosis of radius and ulna
• Juvenile osteochondrosis of hand
• Other juvenile osteochondrosis of upper limb
• Juvenile osteochondrosis of patella
• Juvenile osteochondrosis of tibia and fibula
• Osgood-Schlatter condition
• Juvenile osteochondrosis of tarsus
• Kohler disease
• Juvenile osteochondrosis of metatarsus
• Other specified juvenile osteochondrosis
• Juvenile osteochondrosis, unspecified

• Other osteochondropathies
• Slipped upper femoral epiphysis (nontraumatic)
• Kienböck's disease of adults
• Osteochondritis dissecans
• Other specified osteochondropathies
• Osteochondropathy, unspecified
• Apophysitis
• Epiphysitis
• Osteochondritis
• Osteochondrosis

• Other disorders of cartilage
• Chondrocostal junction syndrome (Tietze)
• Relapsing polychondritis
• Chondromalacia
• Chondrolysis

(M95-M99) Other disorders of the musculoskeletal system and connective tissue

• Other acquired deformities of musculoskeletal system and connective tissue
• Cauliflower ear

• Postprocedural musculoskeletal disorders, not elsewhere classified
• Pseudarthrosis after fusion or arthrodesis
• Postlaminectomy syndrome, not elsewhere classified
• Postradiation kyphosis
• Postlaminectomy kyphosis
• Postsurgical lordosis
• Postradiation scoliosis
• Fracture of bone following insertion of orthopaedic implant, joint prosthesis, or bone plate
• Other postprocedural musculoskeletal disorders
• Postprocedural musculoskeletal disorder, unspecified

• Biomechanical lesions, not elsewhere classified

See also

• List of ICD-10 codes
• International Statistical Classification of Diseases and Related Health Problems
• List of ICD-9 codes 710-739: Diseases of the musculoskeletal system and connective tissue