153 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Miscellaneous - Bone ... , Bony Mets ... - Calcium Reabsorption ... #causes #endocrinology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
and stimulates resorption ... in the bone • ... Stimulate calcium reabsorption ... in the bone • ... Differential #Diagnosis #algorithm
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... Differential Diagnosis Algorithm ... Tumours #MSK #Differential ... #Diagnosis #Algorithm ... #Orthopedics #Causes
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... due to increased bone ... Ca2+ resorption ... increased GI Ca2+ absorption ... Hypercalcemia #Causes
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... Differential Diagnosis Algorithm ... BoneLesion #XRay #MSK ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Differential Diagnosis Algorithm ... Decreased intake/absorption ... malabsorption), Hungry bone ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Differential Diagnosis of Pleuritic Chest Pain:

Categorized by causes: Cardiac, Pulmonary, MSK, Drug/Toxins, Heme/Onc, Renal, Autoimmune

#Diagnosis #Pleuritic
Categorized by causes ... Cardiac, Pulmonary, MSK ... Pleuritic #ChestPain #Causes ... #Differential #Algorithm
Chronic Osteomyelitis on Femur X-Ray
Characteristic imaging features include
1. Sequestrum: Dead bone fragment separated from surrounding bone
Sequestrum: Dead bone ... from surrounding bone ... resorption. 2. ... periosteal new bone ... clinical #radiology #msk
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... MGUS - Poor reabsorption ... Differential #Diagnosis #Algorithm ... #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Differential Diagnosis Algorithm ... Tumours - See Bone ... Gastrointestinal Disease • Bone ... Fractures #Pathologic #MSK ... #Orthopedics #Causes