10 results
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... - Classification ... a.k.a. cardiorenal syndrome ... obstruction) • Neurogenic ... #Injury #Classification
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
• Euvolemic (Low ... insipidus (central or nephrogenic ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... Algorithm #nephrology #sodium
Acute Kidney Injury (AKI) - Management Principles
Prerenal - Correct hemodynamic derangements:
 • If low preload →
Acute Kidney Injury ... derangements: • If low ... Diuretics • If low ... • Hepatorenal syndrome ... ureteral stent(s) • Neurogenic
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Hyponatremia (<135 ... asymptomatic to seizures ... stimulated in states of low ... collecting duct in the kidneys ... activated in states of low
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Compartment syndrome ... exertion/training - Seizures ... Hyperuricemia • Hyponatremia ... or compartment syndrome ... nephrotoxicity to kidney
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
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low ... Skin Disease Classification ... , lymphopenia, low ... C4) • ds-DNA: Kidney ... induced SLE • Kidney
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
neuromuscular injury ... injury F. ... Drug-associated: heparin, low-molecular-weight ... antiphospholipid syndrome ... High #Potassium #Classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Polyarteritis Nodosa: - Kidneys ... • Cogan Syndrome ... Kidneys -> glomerulonephritis ... • Complement (Low ... #rheumatology #classification
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
liver or renal injury ... Heavy exercise - Seizures ... LV failure - Low ... - Compartment syndrome ... #typea #typeb #classification