45 results
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... in Hyperkalemia ... Hyperacute MI - Hyperkalemia ... #Hyperkalemia # ... electrocardiogram #comparison
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
, Hypokalemia, Erectile ... antagonists (MRA) - Hyperkalemia ... higher risk of hyperkalemia ... Angioneurotic edema, Hyperkalemia ... - Pregnancy, Hyperkalemia
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
(e.g. mannitol) ... (e.g. furosemide ... (e.g. ... #pharmacology # ... nephrology #medications
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • G-CSF • Hypokalemic ... Thyrotoxicosis Medications ... • Discontinued diuretic ... MatthewHoMD #Hypokalemia
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... to moderate); hypokalemia ... Hypomagnesemia; hypokalemia ... Potassium #Binding #Hyperkalemia ... #medications #pharmacology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Renal loss • Medication ... Hypomagnesemia • Osmotic diuresis ... Hypothermia • Hypokalemic ... amzn.to/2LmUODZ #Hypokalemia
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Loop and thiazide diuretics ... abnormalities - Hypercalcemia ... - Hypokalemia ... - Osmotic diuresis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... heparinized tube) • ECG ... emcrit.org/ibcc/hyperkalemia ... management of hyperkalemia ... #Hyperkalemia
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... hypomagnesemia Hypokalemia ... foscarnet - Diuretics ... panitumumab) #Drugs #hypokalemia ... hypomagnesemia #Medications
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... • Increased EC ... MunerMohamed1 #hyperkalemia ... pathophysiology #pharmacology ... #potassium #medications