14 results
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
Lightning Strike Electrical Injury
Types of Lightning Strikes: Direct, Side Splash, Contact injury, Ground current
ELECTRICAL INJURIES: Primary
Electrical Injury ... Low-Voltage <1000V ... coagulation, compartment syndrome ... CNS- stroke, seizure ... #Electrical #Injury
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
, Compartment syndrome ... , Electrical injury ... iniury, Heat stroke ... exertion/training, Seizures ... Neuroleptic malignant syndrome
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... : • Vascular: Stroke ... vasoconstriction syndrome ... Traumatic brain injury ... Hyperglycemia, Hyponatremia
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
: Hypovolemia, Heart ... Cirrhosis, Nephrotic syndrome ... Primary polydipsia, Low ... Algorithm #diagnosis #sodium ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hypothyroidism, Low ... Urine Na < 20: Heart ... Cirrhosis, Nephrotic syndrome ... algorithm #diagnosis #sodium ... #low #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Electrical ... injury, Heat stroke ... exertion/training - Seizures ... Hyperuricemia • Hyponatremia ... causes #treatment #nephrology
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... Dehydration • Heart ... a.k.a. cardiorenal syndrome ... obstruction) • Neurogenic ... Classification #diagnosis #nephrology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Dehydration - Loss of sodium ... conditions - Neurogenic ... Hypernatremia & ... consciousness, Coma/seizure
Causes of Pediatric Seizures - Differential Diagnosis Algorithm
Infantile:
 • Benign Focal Epilepsy of Infancy
 • West
Causes of Pediatric Seizures ... Hypocalcemia • Hyponatremia ... Structural: • Head ... InjuryStroke ... Cataplexy #Seizures