77 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Miscellaneous - Bone ... Hyperthyroid, Bony ... #Differential # ... Algorithm #causes #endocrinology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... #Differential # ... peds #pediatrics #msk
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... Tumours #MSK #Differential
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... degenerative subchondral bone ... #Bone #Tumor #Location ... #MSK #Differential ... #Bony
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... - Differential ... /or Non-Active Bone ... • Unicameral Bone ... BoneLesion #XRay #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... ) • Enostosis/bone ... docskalski #Knee #Bone ... Tumors #Diagnosis #Bony ... #Differential #
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Calcium - Net Effect Hypercalcemia ... absorption ↑ bone ... Hypophosphatemia: ↑ bone ... pathophysiology #endocrinology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... Simple/unicameral bone ... • Aneurysmal bone ... #Differential # ... #XRay #MSK #pediatrics
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... due to increased bone ... #Causes #differential ... calcium #high #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Paget's disease of bone ... Multiple myeloma (bone ... #Causes #endocrinology ... #diagnosis #differential