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M79

Other and unspecified soft tissue disorders, not elsewhere classified

• psychogenic rheumatism (F45.8)
• soft tissue pain, psychogenic (F45.41)

M79.0

Rheumatism, unspecified

• fibromyalgia (M79.7)
• palindromic rheumatism (M12.3-)

M79.1

Myalgia

• fibromyalgia (M79.7)
• myositis (M60.-)

• Myofascial pain syndrome

M79.10

Myalgia, unspecified site

M79.11

Myalgia of mastication muscle

M79.12

Myalgia of auxiliary muscles, head and neck

M79.18

Myalgia, other site

M79.2

Neuralgia and neuritis, unspecified

• brachial radiculitis NOS (M54.1)
• lumbosacral radiculitis NOS (M54.1)
• mononeuropathies (G56-G58)
• radiculitis NOS (M54.1)
• sciatica (M54.3-M54.4)

M79.3

Panniculitis, unspecified

• lupus panniculitis (L93.2)
• neck and back panniculitis (M54.0-)
• relapsing [Weber-Christian] panniculitis (M35.6)

M79.4

Hypertrophy of (infrapatellar) fat pad

M79.5

Residual foreign body in soft tissue

• foreign body granuloma of skin and subcutaneous tissue (L92.3)
• foreign body granuloma of soft tissue (M60.2-)

M79.6

Pain in limb, hand, foot, fingers and toes

• pain in joint (M25.5-)

M79.60

Pain in limb, unspecified

M79.601

Pain in right arm

• Pain in right upper limb NOS

M79.602

Pain in left arm

• Pain in left upper limb NOS

M79.603

Pain in arm, unspecified

• Pain in upper limb NOS

M79.604

Pain in right leg

• Pain in right lower limb NOS

M79.605

Pain in left leg

• Pain in left lower limb NOS

M79.606

Pain in leg, unspecified

• Pain in lower limb NOS

M79.609

Pain in unspecified limb

• Pain in limb NOS

M79.62

Pain in upper arm

• Pain in axillary region

M79.621

Pain in right upper arm

M79.622

Pain in left upper arm

M79.629

Pain in unspecified upper arm

M79.63

Pain in forearm

M79.631

Pain in right forearm

M79.632

Pain in left forearm

M79.639

Pain in unspecified forearm

M79.64

Pain in hand and fingers

M79.641

Pain in right hand

M79.642

Pain in left hand

M79.643

Pain in unspecified hand

M79.644

Pain in right finger(s)

M79.645

Pain in left finger(s)

M79.646

Pain in unspecified finger(s)

M79.65

Pain in thigh

M79.651

Pain in right thigh

M79.652

Pain in left thigh

M79.659

Pain in unspecified thigh

M79.66

Pain in lower leg

M79.661

Pain in right lower leg

M79.662

Pain in left lower leg

M79.669

Pain in unspecified lower leg

M79.67

Pain in foot and toes

M79.671

Pain in right foot

M79.672

Pain in left foot

M79.673

Pain in unspecified foot

M79.674

Pain in right toe(s)

M79.675

Pain in left toe(s)

M79.676

Pain in unspecified toe(s)

M79.7

Fibromyalgia

• Fibromyositis
• Fibrositis
• Myofibrositis

M79.A

Nontraumatic compartment syndrome

• compartment syndrome NOS (T79.A-)
• fibromyalgia (M79.7)
• nontraumatic ischemic infarction of muscle (M62.2-)
• traumatic compartment syndrome (T79.A-)

M79.A1

Nontraumatic compartment syndrome of upper extremity

• Nontraumatic compartment syndrome of shoulder, arm, forearm, wrist, hand, and fingers

M79.A11

Nontraumatic compartment syndrome of right upper extremity

M79.A12

Nontraumatic compartment syndrome of left upper extremity

M79.A19

Nontraumatic compartment syndrome of unspecified upper extremity

M79.A2

Nontraumatic compartment syndrome of lower extremity

• Nontraumatic compartment syndrome of hip, buttock, thigh, leg, foot, and toes

M79.A21

Nontraumatic compartment syndrome of right lower extremity

M79.A22

Nontraumatic compartment syndrome of left lower extremity

M79.A29

Nontraumatic compartment syndrome of unspecified lower extremity

M79.A3

Nontraumatic compartment syndrome of abdomen

M79.A9

Nontraumatic compartment syndrome of other sites

M79.8

Other specified soft tissue disorders

M79.81

Nontraumatic hematoma of soft tissue

• Nontraumatic hematoma of muscle
• Nontraumatic seroma of muscle and soft tissue

M79.89

Other specified soft tissue disorders

• Polyalgia

M79.9

Soft tissue disorder, unspecified