诊断放射学/骨骼肌肉成像/代谢基础

骨质疏松症

1.  Disuse 
2.  Related to aging (postmenopausal, senile)
3.  Idiopathic juvenile 
4.  Transient 
5.  Reflex sympathetic dystrophy

骨软化症

1.  Dietary
2.  Gastrointestinal malabsorption 
 a.    Liver disease 
 b.    Anticonvulsant therapy 
3.  Tumor induced 
4.  Renal osteodystrophy
5.  Vitamin D dependent rickets
6.  Milk-alkali syndrome

甲状旁腺疾病

1.  Primary hyperparathyroidism 
 a.    Subperiosteal resorption
 b.    Brown tumor
2.  Secondary hyperparathyroidism

垂体疾病

1.  Gigantism 
2.  Acromegaly

中毒，中毒

1.  Heavy metal (lead) 
2.  Fluorine 
3.  Hypervitaminosis A 
4.  Hypervitaminosis D

药物使用并发症

1.  Prostaglandin (periostitis)

骨坏死

1.  Causes 
2.  Bone infarction 
3.  Legg-Calve-Perthes disease   
4.  Freiberg infraction 
5.  Kienböck's disease
6.  Kohler disease 
7.  Spontaneous osteonecrosis of the knee

血液病

1.  Sickle cell disease or variant
2.  Thalassemia or variant 
3.  Iron deficiency anemia 
4.  Hemophilia
5.  Idiopathic myelofibrosis 
6.  Extramedullary hematopoiesis 
7.  Fatty marrow reconversion

其他

1.  Hemochromatosis 
2.  Alkaptonuria 
3.  Amyloidosis 
4.  Paget's disease 
5.  Calcification/ossification secondary to venous stasis 
6.  Calcification/ossification secondary to paraplegia 
7.  Hypertrophic osteoarthropathy 
 a.    Primary (pachydermoperiostosis) 
 b.    Secondary (pulmonary, etc.) 
8.  Infantile cortical hyperostosis (Caffey disease)