14 results
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... - Casts Acellular ... suggestive of acute tubular ... acute and chronic kidney ... #Urine #Microscopy
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute Kidney ... Acute Kidney Injury ... Epithelial cell casts ... Obstruction • Cast ... polyangiitis /microscopic
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
Acute Kidney Injury ... white blood cell casts ... (renal tubular ... casts on UA) - ... appropriate) #Acute #Kidney
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... hematuria, mild tubular ... Nephritis #AIN #Algorithm
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... heme-granular casts ... seen in acute tubular ... broad - Advanced kidney ... #Differential #Microscopy
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Differential Diagnosis Algorithm ... Decreased kidney ... Prostate cancer Tubular ... Sterile pyuria, WBC casts ... Differential #Diagnosis #Algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... Tall adolescents Tubular ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... Differential #Diagnosis #Algorithm
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Urinary casts ... Acute Kidney Injury ... Acute Tubular Necrosis ... leucocyte-esterase #urine #UNa #casts
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Cast formation: ... nephrotoxicity to kidney ... per day until stable ... Differential #Diagnosis #Management
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Diagnosis and Management ... Cast formation: ... Renal tubular obstruction ... per day until stable ... Differential #Diagnosis #Management