906 results
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Granular & “Muddy Brown ... ” Casts on Urine ... Finely granular cast ... coarser granular cast ... (c) and muddy brown
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy - Casts ... Acellular Casts ... • Hyaline Casts ... • "Muddy Brown ... " Casts - Strongly
Muddy Brown Granular Casts three ways - Brightfield, Darkfield, Phase Contrast.

Dr. Vipin Varghese @vipvargh

#Muddy #Brown #Granular
Muddy Brown Granular ... Casts three ways ... vipvargh #Muddy #Brown ... #Granular #Casts
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
granular/waxy mixed casts ... granular/muddy brown ... C and D: muddy brown ... Granular #MuddyBrown #Casts
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
microscopy • Red cell casts ... • White cell casts ... disease • Granular casts ... disease • “Muddy brown ... cast” - Necrotic
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... "Muddy-brown" heme-granular ... casts are seen ... 34t5DgJ #Urinary #Casts
Core IM: Pearls on Contrast-Induced Nephropathy

Definition: 
 • no slam dunk criteria 
 • definition in
of ATN (muddy brown ... casts) • FENa ... #Diagnosis #Management
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... proteinuria, granular casts ... Nephritis #AIN #Algorithm
Primary Dermatologic Nail Disorders - Differential Diagnosis Algorithm
Nail Plate - Pitting
 • Psoriasis
 • Alopecia Areata
Nail
Differential Diagnosis Algorithm ... White / Yellow-Brown ... Discoloration - Brown ... Differential #Diagnosis #Algorithm
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
urinalysis, labs - Management ... white blood cell casts ... renal tubular cell casts ... or pigmented casts ... renal biopsy - Management