Differential Diagnosis of Musculoskeletal Disorders
Absence of Outer End of Clavicle 
- Rheumatoid arthritis
- Hyperparathyroidism
- Posttraumatic osteolysis
- Metastasis / multiple myeloma
- Cleidocranial dysplasia
- Gorlin basal cell nevus syndrome
Penciled Distal End of Clavicle
mnemonic: SHIRT Pocket
- Scleroderma
- Hyperparathyroidism
- Infection
- Rheumatoid arthritis
- Trauma
- Progeria
Destruction of Medial End of Clavicle
mnemonic: MILERS
- Metastases
- Infection
- Lymphoma
- Eosinophilic granuloma
- Rheumatoid arthritis
- Sarcoma