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David Harker, MD Nov 13
All right my friends. What do you think?
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Jonhan Ho Nov 14
Two diagnoses here that can happen together. What are they? A whole slide image from the Sid Barsky Collection.
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James A. Ramirez Nov 13
Sometimes mentioned in pityriasis rosea are intraepidermal microvesicles within the context of spongiosis. Weedon refers to these as pityriasiform spongiosis. The clinical picture here fit for pityriasis rosea
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Jonhan Ho Nov 12
A whole slide image of a soft tissue lesion. Diagnosis? Posted by my colleague Corey Georgesen and shared with his permission.
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Jessica Ghaferi, MD Nov 14
Thoughts for this palmar lesion. Present 1 week, painful, 40s, M. Ossifying PG?
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Drazen Jukic Nov 12
Cystic molluscum contagiosum - proof that it is a hair follicle based process
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Pascual Meseguer Nov 14
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Abdullah Alswied 4h
🔬Can different conditions with acantholytic dyskeratosis differentiated from one another by histologic features alone? Not always, but here are some clues ... Images:
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Daniel Lozeau, MD Nov 12
Follicular mucinosis—this case was associated with folliculotropic/syringotropic mycosis fugoides.
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Aimi T. Rothrock, MD Nov 15
👩🏻‍⚕️Today I learned... IM GOING TO BE A DERMATOPATHOLOGIST!! I met so many wonderful people during my interview trail, and I’m so excited to see you all next year to hear where you all have “matched” at ASDP! Hard work pays off, people! 💪🏼😊
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Henry YANG Nov 16
Happy Saturday! For all those medical mystery detectives /Sherlock Holmes of Pathology 😀 I have one case here to test your skills: 65 man multiple large nodules on his buttocks and knees for 5 months. What’s your thoughts?
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JG Murphy May 27
Papillary intralymphatic angioendothelioma. Rare tumour, often seen in children. Variable behaviour but usually benign. Intralymphatic 'glomeruloid' papillary tufts covered by plump endothelial cells with collagen cores and stromal/luminal lymphocytes.
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Dr.Gauri Vidolkar MD Jul 5
71/F, Forehead lesion; classical spotter!
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Adriana Zucchiatti, MD Sep 18
Halo nevus or Sutton’s nevus🔘: -Surrounded by zone of hypopigmented skin -Pts younger than 20yrs -Residual melanocytes w dense infiltration by lymphocytes+histiocytes that destroy pigment containing cells -No fibrosis, in contrast to melanoma -Observation or excision.
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Jonhan Ho Nov 15
A big biopsy of a classic case. What is the diagnosis? A whole slide image from the Sid Barsky Collection.
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Lorand Kis Sep 1
It is rainy season...with eosinophilic granules 😂
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Lorand Kis Sep 13
How worried should one be? 😀 skin lesion on the face...
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Laura Brown Apr 20
Sweat gland tumors Made with lots of help from 's paper on adnexal tumors for the surgical pathologist,
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Texas Soc of Pathol Jun 12
Psoriasis. Classic histo: Confluent parakeratosis w/ neutrophils, hypogranulosis, regular acanthosis w thinned rete, spongiform pustules of Kogoj, Munroe microabscesses, dilated papillary vessels. Always r/o fungus/infectious w GMS/PAS.
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Matthew Cecchini May 12
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