Low power: DQ stain
Tubular cells in small clusters and singly dispersed
Medium power: DQ stain
Tubular cells in small clusters with round uniform nuclei and granular cytoplasm
High power: DQ stain
Tubular cells in clusters with round uniform nuclei and granular cytoplasm
Medium power: Pap stain
Tubular cells in clusters with round to oval nuclei and granular cytoplasm
High power: Pap stain
Tubular cells with round uniform nuclei and granular cytoplasm
High power: Pap stain
Tubular cells with granular cytoplasm. No nucleoli (D/D from oncocytic lesions)
High power: Pap stain
Tubular cells in clusters with round uniform nuclei and granular cytoplasm
Medium power: Pap stain
Glomeruli with capillary loops and tubular cells in clusters in the background
High power: Pap stain
Glomeruli showing epithelioid and spindle cells in a tuft of capillaries.
Note capillary loops seen on the outside edge
High power: Pap stain
Glomerulus showing epithelioid and spindle cells in a tuft of capillaries.
Note capillary loops seen on the outside edge
Cell block: H&E stain
High power image of a glomerulus showing capillary loops
Features
• Scattered glomeruli
• Tubular cells in clusters
• Glomeruli
– globular tufts of capillaries
– epithelioid and spindle cells in the capillaries
– capillary loops seen on the outer edge
• Tubular cells
– small uniform cells
– granular cytoplasm
• Tubular cells
– Nuclei round and uniform
– Chromatin bland
– Inconspicuous nucleoli
• No necrosis
• No mitosis