Pathnologic @pathnologic
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These are oxalate crystals, which look like little envelopes (or tetrahedrons, depending upon your point of
These are oxalate crystals ... Oxalate crystals ... #Path #Nephro #Urine ... Microscopy #Oxalate #Crystals
Gouty Tophi: Long, monosodium urate crystals (MSU)( Amorphous granular material on low power ) 

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monosodium urate crystals ... MSU)( Amorphous granular ... Pathology #Urate #Crystals
These are granular casts, with a roughly rectangular shape.
#Clinical #Urine #Microscopy #Granular #Casts #GranularCasts
These are granular ... #Clinical #Urine ... #Microscopy #Granular
Urine Microscopy Guide

#Diagnosis #Path #Nephrology #Urine #Microscopy #Chart #Guide #atlas
Urine Microscopy ... Path #Nephrology #Urine
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
overt cytoplasmic granules
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
of crystallized granules
Neoplastic plasma cells with nucleoli (left image) and intranuclear Dutcher body (right image).

Dutcher bodies are round,
bodies are round, agranular ... appear somewhat granular
Urinary Casts in the setting of renal disease
#Clinical #Nephro #Urine #Microscopy #Casts #Comparison #Chart #ATN #AIN
Clinical #Nephro #Urine
Trichodysplasia spinulosa: follicles plugged w/ hyperkeratotic & parakeratotic debris, excessive inner root sheath differentiation towards keratinization.
cytoplasmic trichohyalin granules
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
abundant cytoplasmic granules ... decreased secondary granules