91 results
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Hypocalciuric Hypercalcemia ... Low PTH: • High ... calcitriol induced hypercalcemia ... @aishaikh #Hypercalcemia
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... ACUTE STEMI - PULMONARY ... PERICARDITIS - HYPERKALEMIA ... REPOLARIZATION - HYPERCALCEMIA ... ANEURYSM - LVH (HIGH
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
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 - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Elevated PTH (High ... Hypocalciuric Hypercalcemia ... Low PTH: • Elevated ... Thiazides/Lithium #Hypercalcemia
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... PTH - Frankly high ... FeCa <1 %) - Low ... BrighamChiefs #Hypercalcemia ... #workup #differential
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
The reversible causes ... Excess (Acidosis), Hypokalemia ... /Hyperkalemia, Hypothermia ... Pneumothorax, Thrombosis (Pulmonary ... #HsTs #acls #differential
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... transplant - SLE High ... Beta-Blockers #Hyperkalemia ... Algorithm #diagnosis #differential ... #causes
H’s and T’s Mnemonic - Causes of Cardiac Arrest
H's - Hypovolemia, Hypoxia, Hydrogen Ions (acidosis), Hyperkalemia
T’s Mnemonic - Causes ... Ions (acidosis), Hyperkalemia ... / Hypokalemia, ... Thromboembolism (Pulmonary ... #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