Diagnostic Radiology/Musculoskeletal Imaging/Metabolic Basic

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Osteoporosis[edit]

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

Osteomalacia[edit]

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

Parathyroid disorder[edit]

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

Pituitary disorder[edit]

1.  Gigantism 
2.  Acromegaly 

Intoxication, poisoning[edit]

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

Complication of drug use[edit]

1.  Prostaglandin (periostitis) 

Osteonecrosis[edit]

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

Hematologic disorder[edit]

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 

Miscellaneous[edit]

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)