19 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... dipstick, urine microscopy ... osmolarity If cause ... Differential #Diagnosis #nephrology ... #causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Kidney Injury (AKI ... require urgent nephrology ... Assess UA w/ microscopy ... KidneyInjury #simplified #workup ... #diagnosis #nephrology
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
• Hepatorenal syndromes ... polyangiitis /microscopic ... hydronephrosis on UIS) • Benign ... #KidneyInjury #Nephrology ... Diagnosis #Algorithm #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Low intake • Metabolic ... Renal Losses: • Metabolic ... Renovascular HTN, Renin ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... PRA: plasma renin ... aldosteronism #Metabolic ... Diagnosis #Algorithm #Nephrology ... #Causes
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
a.k.a. cardiorenal syndrome ... a.k.a. hepatorenal syndrome ... tubular necrosis (causes ... Medications • Benign ... Classification #diagnosis #nephrology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... • Tumor lysis syndrome ... • Metabolic acidosis ... Elimination: • AKI ... blockers - MCW Nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
• Nephritic syndrome ... • AKI/CKD Mineralocorticoid ... steroids) • Renin-Angiotensin ... Unilateral RAS Metabolic ... HTN #Secondary #Nephrology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Kidney Injury AKI ... inhibitors, hepatorenal syndrome ... Prostatic enlargement (benign ... Differential #Diagnosis #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Metabolic alkalosis ... Renin secreting ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology