Difference between revisions of "Cytopathology"

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(wikify)
(→‎Kidney cytology: split out)
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*[http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040-Ans/CI-Image-0803/FQ-060d.gif Seminoma - Pap stain - high mag. (ouhsc.edu)].
*[http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040-Ans/CI-Image-0803/FQ-060d.gif Seminoma - Pap stain - high mag. (ouhsc.edu)].


=Kidney cytology=
=Kidney cytopathology=
==Angiomyolipoma==
{{Main|Kidney cytopathology}}
{{Main|Angiomyolipoma}}
===General===
*May be associated with [[tuberous sclerosis]].
 
===Cytology===
Features:
*Blood vessels.
*Fat - usu. scant.
*Muscle - ovoid, bent cigar-shaped nuclei.
 
==Renal oncocytoma==
{{Main|Renal oncocytoma}}
===Cytology===
Features:<ref name=Ref_APBR683>{{Ref APBR|683}}</ref>
*Moderate granular cytoplasm.
*Distinct cell borders.
*Round nuclei.
 
Oncocytoma vs chromophobe RCC:<ref name=Ref_APBR683>{{Ref APBR|683}}</ref>
*ChRCC:
**Thicker cell borders.
**Perinuclear clearing/quasi koilocytic appearance.
 
Image:
*[http://commons.wikimedia.org/wiki/File:Renal_oncocytoma2.jpg Renal oncocytoma - resection (WC)].
 
==Clear cell renal cell carcinoma==
{{Main|Clear cell renal cell carcinoma}}
===Cytology===
Features - classically:
*Prominent [[nucleoli]].
*Abundant vacuolated, delicate cytoplasm.
*Small blood vessels (chicken-wire vasculature).
 
Note:
*Cytoplasm not clear.
 
DDx:
*[[Xanthogranulomatous pyelonephritis]] - histiocytes, typically single cells - may be in small groups.
 
Images:
*[http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040-Ans/CI-Image-0803/FQ-045d.gif RCC - prominent nucleoli (ouhsc.edu)].<ref name=ouhsc_nine>URL: [http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040/CQ-025-M.htm http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040/CQ-025-M.htm]. Accessed on: 9 April 2012.</ref>
*[http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040-Ans/CI-Image-0803/FQ-045c.gif RCC - small blood vessel (ouhsc.edu)].<ref name=ouhsc_nine>URL: [http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040/CQ-025-M.htm http://moon.ouhsc.edu/kfung/jty1/CytoLearn/CytoQuiz/CQ-021-040/CQ-025-M.htm]. Accessed on: 9 April 2012.</ref>
 
==Chromophobe renal cell carcinoma==
{{Main|Chromophobe renal cell carcinoma}}
===Cytology===
Features:
*Thick appearing cell membrane - vegetable matter-like appearance.
 
==Papillary renal cell carcinoma==
{{Main|Papillary renal cell carcinoma}}
===Cytology===
Features:
*Papillary structures - typically have a smooth contour.
**Contain foamy macrophages.
*Tumour cells have small nucleoli +/- nuclear grooves.
*+/-[[Psammoma bodies]].


=Crystals in fluids=
=Crystals in fluids=
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