11 results
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... sparing diuretics ... • NSAIDs • ACE ... Beta blockers • Antibiotics ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... sparing diuretics ... • NSAIDs • ACE ... Beta blockers • Antibiotics ... #high #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... diuretics, Thiazide ... diuretics, Mg2+ ... hypokalemia #urine #potassium ... algorithm #diagnosis #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal ... 2Cl- Symport (Loop ... Diuretics; High-Ceiling ... #Diuresis #Nephrology ... #Pharmacology #
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Diuretics - Pharmacology ... • Inhibit Na+ Cl ... • Inhibit Na+K+ ... Piretanide Potassium ... nephrology #conversion
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... suggests extra-renal ... urinary losses: • High ... Alkalosis: Emesis, Diuretics ... #nephrology #low
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
NSAIDs, β-blockers, Antibiotics ... , K-sparing diuretics ... Ca-gluconate or 1g CaCl ... Management #Treatment #potassium ... #nephrology #K
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
(AG) = {Na - (Cl ... failure (uremia) K ... Volume depletion (diuresis ... MDaniyalHashmi1 #AcidBase ... Diagnosis #Summary #Nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Potassium-sparing ... diuretics (amiloride ... ACE-Is and ARBs ... diagnosis #causes #nephrology
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
< 0.7, high urine ... diuretic use: similar ... Tubulopathy: urine K/ ... correcting serum potassium ... differential #algorithm #nephrology