9 results
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... a.k.a. cardiorenal syndrome ... obstruction) • Neurogenic ... #Kidney #Injury ... Classification #diagnosis #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... Abdominal Compartment Syndrome ... Nephrolithiasis) • Neurogenic ... #Kidney #Injury ... Differential #Diagnosis #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
• Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Workup #Algorithm #nephrology ... #sodium
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... Impaired forward flow ... inhibitors, hepatorenal syndrome ... Tubular Injury/ ... Differential #Diagnosis #nephrology
Acute Kidney Injury (AKI) - Management Principles
Prerenal - Correct hemodynamic derangements:
 • If low preload →
Acute Kidney Injury ... Diuretics • If low ... • Hepatorenal syndrome ... ureteral stent(s) • Neurogenic ... #Kidney #Injury
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Torsemide) • Acute ... • Hyponatremia ... hyperaldosteronism • Acute ... and euvolemic hyponatremia ... Excretion #Diuresis #Nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Compartment syndrome ... exertion/training - Seizures ... Hyperuricemia • Hyponatremia ... nephrotoxicity to kidney ... causes #treatment #nephrology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Dehydration - Loss of sodium ... conditions - Neurogenic ... heat illness → Hypernatremia ... involvement: Muscles, Kidneys ... consciousness, Coma/seizure
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
neuromuscular injury ... Acute oliguric kidney ... injury F. ... Drug-associated: heparin, low-molecular-weight ... antiphospholipid syndrome