11 results
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Gitelman's syndrome #Hypokalemia ... #Differential # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential ... SGLT2 inhibitors (e.g ... Hereditary, Lithium, Hypercalcemia ... #Differential # ... Diagnosis #Causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... • Recent IV potassium ... #differential # ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... • Recent IV potassium ... #differential # ... #high #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... concentration (e.g ... GI Bleed) • NaCl ... #Nephrology #Differential
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... injury, Early ALS ... Testing #Causes #differential ... diagnosis #table #neurology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... Potassium-sparing ... ACE-Is and ARBs ... Metabolic #Acidosis #differential ... diagnosis #causes #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... syndrome #hypokalemia ... #urine #potassium ... #differential # ... algorithm #diagnosis #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Ca-gluconate or 1g CaCl ... Give albuterol as ... - IVF as ... Management #Treatment #potassium ... #nephrology #K
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
algorithm for hypokalemia ... genetic testing *If hypokalemia ... correcting serum potassium ... #diagnosis #differential ... #algorithm #nephrology