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ASC-US
Monday 8 April 2013
ASCUS : Atypical squamous cells of undetermined significance
WHO : https://screening.iarc.fr/atlasglossdef.php?key=ASC-US&img
Types
intermediate cell with an enlarged nucleus and a homogenous chromatin
eosinophilic squamous cell with enlarged and hyperchromatic nucleus
eosinophilic squamous cell with an enlarged nucleus but with pale chromatin
intermediate cells with an enlarged nucleus and a chromatin slightly denser
squamous cell with eosinophilic cytoplasm and an enlarged nucleus and a non densified chromatin
intermediate squamous cell with an enlarged nucleus and a cytoplasmic clearing
basophilic squamous cells with enlarged and slightly hyperchromatic nuclei
eosinophilic squamous cells with enlarged nuclei and cytoplasmic clearing
intermediate cell with an enlarged, regular nucleus and a homogenous chromatin, surrounded by an ill-defined clear halo
binucleated eosinophilic cell with a dense, homogenous chromatin
squamous metaplastic cells from the deep intermediate layers with nuclear enlargement
superficial eosinophilic cell with enlarged and irregular nucleus
intermediate cell with a mildly densifiied and an enlarged nucleus with a small perinuclear halo
Images
https://screening.iarc.fr/atlascyto_detail.php?flag=0&lang=1&Id=cyt14536&cat=F1a1a
Differential diagnosis
CIN 3 Pap/Biopsy Correlation Case by Ed Euthman
See also
ASC : atypical squamous cells
- ASC-H : atypical squamous cells cannot exclude HSIL
