64 results
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
, renal, and post-renal ... Renal causes of ... vascular supply; glomerular ... GBM, Glomerular ... #Sites #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
of Glomerular Bleeding ... disease - Alport syndrome ... pain hematuria syndrome ... • Nutcracker syndrome ... #urology #nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
Glomerular Diseases ... Nephritic syndrome—due ... RBC casts in urine ... diabetes)) #Glomerular ... #Proteinuria #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... gastrointestinal K loss • Renal ... hypokalemia • Renal ... Pseudo-hyperaldosteronism: exogenous ... #nephrology #potassium
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... nephrotic/nephritic syndromes ... the patient have glomerular ... hematuria (RBC casts ... Comparison #Algorithm #Nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Phosphate Load: • Exogenous ... Fosphenytoin • Endogenous ... Rhabdomyolysis, Tumor lysis syndrome ... CKD Increased Renal ... Workup #phosphate #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
• Evidence of glomerular ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology ... if cause not identified
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
cells - Normal • Renal ... red - cells Non-glomerular ... Dysmorphic red cells - Glomerular ... Diagnostic of glomerular ... key #diagnosis #nephrology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
multi-drug resistance) Renal ... • Nephritic syndrome ... Excess: • Conn's syndrome ... Steroids (Cushing's, exogenous ... HTN #Secondary #Nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... diuretics after renal ... ectopic ACTH) • Exogenous ... dehydrogenase activity ... #nephrology