14 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
HYPOVOLEMIC • extra-renal ... - fevers • renal ... • nephrotic syndrome ... • renal failure ... #Algorithm #Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
urinary sediment, renal ... clinical context and signs ... renal biopsy • ... eosinophiluria, renal ... Differential #Diagnosis #nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... nephrolithiasis • Symptoms ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... mOsm/kg - Implies renal ... , Ingestion Renal ... , Cushing syndrome ... #Algorithm #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... Rhabdomyolysis, Tumor lysis syndrome ... CKD Increased Renal ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Tumor genesis syndrome ... FEPO4 ≥ 5% - Renal ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
hematuria • Signs ... thrombosis • Renal ... Sickle cell) • Renal ... TURP/Biopsy Renal ... #nephrology #renal
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Inappropriate renal ... Inappropriate renal ... kidney disease Renal ... Imaging: - Normal Renal ... #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... eg, presence of renal ... bruit or signs ... • Vascular: Renal ... Renal parenchymal
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
HYPOTENSION → renal ... vasoconstriction → decreased renal ... perfusion → renal ... Cast formation: Renal ... causes #treatment #nephrology