12 results
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
cell casts on UA ... ) - Tubular (renal ... tubular cell casts ... or pigmented casts ... - Diaqnosis: Renal
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
3 months Pre-Renal ... Atheroemboli • Renal ... hypoperfusion Post-Renal ... Family history, ultrasound ... Sterile pyuria, WBC casts
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... tubulointerstitial nephritis, renal ... 34t5DgJ #Urinary #Casts
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Causes of Cystic ... Renal Mass - Differential ... of infection - Renal ... RenalMass #Nephrology #Differential ... Diagnosis #Algorithm #Causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... pulmonary and renal ... Goodpasture's cause ... reveals increasing blood ... hematuria, RBC casts
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
such as retinal hemorrhages ... disturbance, or acute kidney ... eg, presence of renal ... : Renal artery stenosis ... 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 tubular obstruction
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
decrease in most cases ... ; hemorrhage and ... of Peripheral blood ... hematuria (without casts ... the presence of renal
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
vasodilation → ↓ renal ... perfusion + ↑ renal ... • Renal vasoconstriction ... Bland urine (no casts ... essential in all cases
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
osmolality helps to differentiate ... lower than 80% in cases ... Rise in blood urea ... in renal failure ... sodium in the renal