8 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Direct renin ... MunerMohamed1 #hyperkalemia ... differential #diagnosis #pathophysiology ... #pharmacology #
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... Thrombocytosis: cells ... Differential #Diagnosis #Algorithm ... potassium #high #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Refeeding Syndrome #Hypokalemia ... Differential #Diagnosis #Algorithm ... potassium #low #pathophysiology
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
ARBs Decreased Renin ... happypillsrx/ #Hyperkalemia ... #Pathophysiology ... #Pharmacology #
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Differential Diagnosis Algorithm ... Red blood cells ... on urine microscopy ... Hematuria with benign ... with polyangiitis/microscopic
Benign Prostatic Hyperplasia: Pathogenesis and Medications
Aging
 -> Increased Testosterone -> Testosterone metabolized into DHT by type
Benign Prostatic ... testicular Leydig cells ... inflammation #BPH #Benign ... Hyperplasia #Prostate #Pathophysiology ... #Medications #Pharmacology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... inversely related to renin ... smooth muscle cells ... Differential #Diagnosis #Algorithm ... #Pathophysiology
Adrenoceptor Actions
α1
 • Vascular smooth muscle - Contraction
 • Genitourinary smooth muscle - Contraction
 • Intestinal
• Pancreatic ß-cells ... juxtaglomerular cells ... - ↑ Renin secretion ... receptors #actions #pharmacology ... #pathophysiology