12 results
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... Hyperkalemia ... ACE-Is and ARBs ... #differential # ... diagnosis #causes #nephrology
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
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
Hyperkalemia - Differential Diagnosis Framework

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

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... - Metabolic acidosis ... #differential # ... potassium #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Ca-gluconate or 1g CaCl ... Terbutaline 7 µg/kg ... Give albuterol as ... - IVF as ... Treatment #potassium #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... Hypotension • AMS ... cause metabolic acidosis ... Hypochloremia #Differential ... Pathophysiology #Nephrology
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... Gap Metabolic Acidosis ... • Cell Lysis (e.g ... IntercellularShift #Nephrology ... #Differential #
Continuous Renal Replacement Therapy (CRRT) - Overview
Types of CRRT
 • CVVHD - Continuous Veno-Venous hemodialysis -
by AEIOU: A: acidosis ... electrolytes (essentially hyperkalemia ... dose = 20-25 mL/kg ... 4K, 2K, or 0K (all ... #Indications #Nephrology