25 results
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... ) - Prerenal, Renal ... Postrenal PRE-RENAL ... Vascular occlusion RENAL ... Infection POST-RENAL
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
urinary sediment, renal ... HIV serology, renal ... eosinophiluria, renal ... protein-electrophoresis, renal ... markers • Cardio-renal
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Intracellular Shift ... resistance Impaired Renal ... deficiency • Renal ... Type IV RTA • Renal ... #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
Hypokalemia - Shift ... - Insulin (high ... Extrarenal Laxatives - Renal ... pump inhibitor - Renal ... Antimicrobials Drug-induced renal
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Intracellular Shift ... resistance Impaired Renal ... deficiency • Renal ... Type IV RTA • Renal ... #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
broad - Advanced kidney ... disease Red blood ... Glomerulonephritis White blood ... tubulointerstitial nephritis, renal ... edgarvlermamd - Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
differentiating kidney ... suggests extra-renal ... urinary losses: • High ... Blood Pressure: ... differential #potassium #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... oxoproline) • Renal ... Renal acidosis ... hyperkalemia (with renal ... #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Diarrhea • RENAL ... essential for blood ... gas transport, renal ... unloading • Kidney ... Pathophysiology #Nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
UA positive for blood ... HYPOTENSION → renal ... vasoconstriction → decreased renal ... perfusion → renal ... Cast formation: Renal