- Myoendocarditis - see also Endocarditis
- Myoepithelioma (M8982/0) - see Neoplasm, by site, benign
- Myofascitis (acute) 729.1
- Myofibroma (M8890/0) - see also Neoplasm, connective tissue, benign
- Myofibromatosis
- Myofibrosis 728.2
- Myofibrositis (see also Myositis) 729.1
- Myogelosis (occupational) 728.89
- Myoglobinuria 791.3
- Myoglobulinuria, primary 791.3
- Myokymia - see also Myoclonus
- Myolipoma (M8860/0)
- Myoma (M8895/0) - see also Neoplasm, connective tissue, benign
- Myomalacia 728.9
- Myometritis (see also Endometritis) 615.9
- Myometrium - see condition
- Myonecrosis, clostridial 040.0
- Myopathy 359.9
- Myopericarditis (see also Pericarditis) 423.9
- Myopia (axial) (congenital) (increased curvature or refraction, nucleus of lens) 367.1
- Myosarcoma (M8895/3) - see Neoplasm, connective tissue, malignant
- Myosis (persistent) 379.42
