15 results
Examples of varying granular and granular/waxy mixed casts: 
A: coarse granular/broad-waxy (and surrounding white blood cells);
Examples of varying granular ... and granular/waxy ... /muddy brown granular ... , C and D: muddy ... brown granular/
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
linear red "Auer rod ... of crystallized granules ... BloodSmear #Blood #Smear ... Microscopy #Auer #Rods
Muddy Brown Granular Casts three ways - Brightfield, Darkfield, Phase Contrast.

Dr. Vipin Varghese @vipvargh

#Muddy #Brown #Granular
Muddy Brown Granular ... Varghese @vipvargh #Muddy ... #Brown #Granular
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
Granular & “Muddy ... Finely granular ... slightly coarser granular ... coarse (c) and muddy ... brown (mb) granular
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
overt cytoplasmic granules ... , and Auer rods. ... KyleBradleyMD #Auer #Rods ... Hematology #Clinical #Smear
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
abundant cytoplasmic granules ... occasional Auer rods ... peripheral blood smear ... decreased secondary granules ... BloodSmear #Blood #Smear
Auer Rods - Bone marrow aspiration revealed 5% blasts and 65% promyelocytes; many promyelocytes had prominent
Auer Rods - Bone ... prominent Auer rods ... AcutePromyelocyticLeukemia #Smear
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
concentrated urine Granular ... cellular casts "Muddy-brown ... " heme-granular
Neoplastic plasma cells with nucleoli (left image) and intranuclear Dutcher body (right image).

Dutcher bodies are round,
bodies are round, agranular ... appear somewhat granular ... Pathology #Clinical #Smear
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
• "Muddy Brown ... ) • Granular Casts