22 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... • Metabolic acidosis ... loss (Diarrhea) Renal
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
- Differential Diagnosis ... Algorithm Hypovolemia ... tubal acidosis ... Hypovolemia, UNa ... Pancreatitis, Trauma
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
: • Lactic acidosis ... oxoproline) • Renal ... Renal acidosis ... #differential #diagnosis ... #causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... • Renal tubular ... acidosis (type ... #differential #diagnosis ... algorithm #causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... trauma • Drugs ... • Pulmonary pathology ... Malignancy True hypovolemia ... GI losses • Renal
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... trauma • Drugs ... • Pulmonary pathology ... Malignancy True hypovolemia ... GI losses • Renal
High Anion Gap Metabolic Acidosis (HAGMA) - Differential Diagnosis - GOLDMARK

Glycols - ethylene and propylene glycol
Oxoproline
Gap Metabolic Acidosis ... - Differential Diagnosis ... with short bowel syndrome ... toxicity causes lactic ... ketoacidosis Renal
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Lactic Acidosis ... Hypotension & Hypovolemia ... , Trauma & burns ... Ischemia, Compartment Syndrome ... liver Failure, Renal
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... • Burns • Trauma ... - Tumor lysis syndrome ... - Metabolic acidosis ... #differential #diagnosis
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
- Differential Diagnosis ... Rhabdomyolysis, Tumor lysis syndrome ... Transcellular Shift: • Lactic ... acidosis, DKA ... CKD Increased Renal