151 results
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
promyelocytic leukemia (blood ... overt cytoplasmic granules ... , and Auer rods. ... these features in ... most cases, even
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
and granular/waxy ... mixed casts: ... A: coarse granular ... surrounding white blood ... #Casts #Urine #
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
a linear red "Auer ... of crystallized granules ... most prevalent in ... Path #BloodSmear #Blood ... Smear #Microscopy #Auer
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... tubular proteinuria, granular ... casts/RTE; blend ... #Algorithm #nephrology
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
nonspecific; seen in ... concentrated urine Granular ... Muddy-brown" heme-granular ... disease Red blood ... Glomerulonephritis White blood
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
abundant cytoplasmic granules ... her peripheral blood ... decreased secondary granules ... , Auer rods in neutrophils ... Path #BloodSmear #Blood
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Acellular Casts ... but can be seen in ... tubular necrosis (ATN ... Non-specific; seen in ... ) • Granular Casts
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
from anywhere in ... = inflammation in ... renal disease • Granular ... • “Muddy brown cast ... crystals can be found in
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... Differential Diagnosis Algorithm ... , Sudan Black, Auer ... @AmyChung #Blood ... Differential #Diagnosis #Algorithm
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... unilateral flank pain ... proteinuria, RBC casts ... Hematuria #Diagnosis #Algorithm ... Workup #urology #blood