52 results
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... PERICARDITIS - HYPERKALEMIA ... REPOLARIZATION - HYPERCALCEMIA ... ANEURYSM - LVH (HIGH ... #Diagnosis #Cardiology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... Immobilization Hypercalcemia ... #Causes #differential ... diagnosis #calcium #high
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Hypocalciuric Hypercalcemia ... calcitriol induced hypercalcemia ... Infantile idiopathic hypercalcemia ... @aishaikh #Hypercalcemia
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... and Differential ... other hormonal causes ... uw_IMresidency #Hypercalcemia ... #Workup #Differential
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - ... of Hypercalcemia ... Thiazide diuretics #Hypercalcemia ... Electrocardiogram #Differential ... #Cardiology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
of hypercalcemia ... presenting with hypercalcemia ... hypocalciuric hypercalcemia ... #Diagnosis #Hypercalcemia ... #Workup #Differential
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Algorithm R/O Pseudo-hyperkalemia ... plasma [K+] #Hyperkalemia ... #Differential # ... Diagnosis #Algorithm #causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Elevated PTH (High ... Hypocalciuric Hypercalcemia ... Thiazides/Lithium #Hypercalcemia ... Diagnosis #Algorithm #causes
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... PTH - Frankly high ... BrighamChiefs #Hypercalcemia ... #workup #differential