165 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - ... of Hypercalcemia ... • Milk-alkali syndrome ... #EKG #ECG #Electrocardiogram ... Differential #Causes #Diagnosis
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential Diagnosis ... Transcellular Shift ... - Refeeding Syndrome ... potassium #low #pathophysiology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Transcellular Shift ... • Refeeding syndrome ... Transcellular shifts
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Increased EC ... shift of K (Succinylcholine ... #differential #diagnosis ... #pathophysiology
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
Differential Diagnosis ... BRUGADA SIGN (SYNDROME ... PERICARDITIS - HYPERKALEMIA ... ANEURYSM - LVH (HIGH ... #Differential #Diagnosis
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
- Differential Diagnosis ... Algorithm High ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... #Differential #Diagnosis
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... -> Allantoin (High ... Hypocalcemia • Hyperkalemia ... #TLS #Pathophysiology
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
BRASH Syndrome ... Typical ECG ... DrEricStrong #BRASH #Syndrome ... #diagnosis #management ... #pathophysiology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... • Gitelman's syndrome ... • Bartter's syndrome ... Transcellular shift
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Diagnosis Algorithm ... TTKG should be high ... #Differential #Diagnosis ... causes #potassium #high ... #pathophysiology