11 results
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Acute Kidney Injury ... - Classification ... tubular necrosis (causes ... obstruction) • Neurogenic ... #Injury #Classification
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... (AKI) - Differential ... Abdominal Compartment Syndrome ... Nephrolithiasis) • Neurogenic ... Diagnosis #nephrology #causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... osmolarity If cause ... • Cardio-renal syndrome ... imaging #Acute #Kidney ... #Injury #AKI #Workup
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... : SIADH, Renal Sodium ... diuresis can be high ... Cirrhosis, Nephrotic syndrome
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
, Gitelman syndrome ... high in kidney ... the indicated causes ... sodium is typically ... the excretion of sodium
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
• Urinary casts ... Acute Kidney Injury ... (AKI) FE Na < ... 1% Urine sodium ... #UNa #casts #glucosuria
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Weakness - Dark urine ... Hyperuricemia • Hyponatremia ... + myoglobin AKI ... nephrotoxicity to kidney
Acute Kidney Injury (AKI) - Management Principles
Prerenal - Correct hemodynamic derangements:
 • If low preload →
Acute Kidney Injury ... (AKI) - Management ... IV Fluids • If high ... • Hepatorenal syndrome ... ureteral stent(s) • Neurogenic
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 ... High body temperatures
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Loop Diuretics; High-Ceiling ... • Hyponatremia ... • Nephrogenic ... stones caused by ... and euvolemic hyponatremia