Category: G73 - Disorders of myoneural junction and muscle in diseases classified elsewhere

 Chapter Notes

 G73

Disorders of myoneural junction and muscle in diseases classified elsewhere

 G73.1

Lambert-Eaton syndrome in neoplastic disease

Code first underlying neoplasm (C00-D49)

Lambert-Eaton syndrome not associated with neoplasm (G70.80-G70.81)

 G73.3

Myasthenic syndromes in other diseases classified elsewhere

Code first underlying disease, such as:

neoplasm (C00-D49)

thyrotoxicosis (E05.-)

 G73.7

Myopathy in diseases classified elsewhere

Code first underlying disease, such as:

glycogen storage disease (E74.0-)

hyperparathyroidism (E21.0, E21.3)

hypoparathyroidism (E20.-)

lipid storage disorders (E75.-)

myopathy in:

rheumatoid arthritis (M05.32)

sarcoidosis (D86.87)

scleroderma (M34.82)

Sjögren syndrome (M35.03)

systemic lupus erythematosus (M32.19)