seborrheic keratoses
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Digital Pathology Cases
Digital Pathology slidebox. Pathology virtual slidebox. See also the Pathology Digital Slidebox.
Articles
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seborrheic keratosis
31 August 2007 -
actinic keratosis
6 July 2004solar keratosis, senile keratosis, pre-epitheliomatous keratosis WKP
Digital cases
UI:906 - Actinic keratosis.
UI:917 - Actinic keratosis.
UI:1826- Actinic keratosis.
JRC:10567 : Actinic keratosis.
JRC:10569 : Actinic keratosis.
Definition: Actinic keratosis is a premalignant condition of thick, scaly, or crusty patches of skin
It is more common in fair-skinned people and it is associated with those who are frequently exposed to the sun, as it is usually accompanied by (...) -
hypodermitis
15 March 2004panniculitis ; inflammation of hypodermis ; hypodermal inflammation WKP PO
Examples
Subcutaneous fat necrosis of newborn : lobular panniculitis with needle-shaped clefts in radial array https://twitter.com/JJSpeiserMD/status/793158471533338624
Digital cases
JRC:10 : Weber-Christian disease.
http://www.virtualpathology.leeds.ac.uk/slides/library/
Morphological types
septal hypodermitis / septal panniculitis
lobular hypodermitis / lobular panniculitis
cytophagic (...) -
granular cell tumor
16 June 2009Abrikossoff tumor, Granular cell myoblastoma, Granular cell nerve sheath tumor, Granular cell schwannoma
Definition: Slow-growing, usually benign tumor, of debatable histogeneses, that often involves the skin, mucosa, or connective tissue, composed of large cells with highly granular cytoplasm due to accumulation of lysosomes.
Images
Granular cell tumor and mastocytosis
https://twitter.com/Levelsx5/status/736700850295308288
Esophageal granular cell tumor with pseudoepitheliomatous (...) -
glycogen storage disease type 4
25 April 2004GSD4; glycogenosis type 4; glycogen storage disease type IV, glycogenosis type IV, GSD IV, glycogen branching enzyme deficiency, GBE1 deficiency, Andersen disease, Brancher deficiency, amylopectinosis, familial cirrhosis with deposition of abnormal glycogen, GSD4
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neonatal necrotizing enterocolitis
6 April 2004NNEC, necrotizing enterocolitis of the neonate
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infantile hemangioma
11 March 2004juvenile hemangioma, cellular hemangioma of infancy, common hemangioma of infancy; GLUT1+ infantile hemangioma
Digital Cases (Digital slides)
HPC/106 : GLUT1+ infantile hemangioma
HPC:186 : GLUT1+ infantile hemangioma
HPC:385 : GLUT1+ infantile hemangioma
Clinical synopsis
The typical infantile hemangioma appears postnataly, grows quickly, and regresses gradually in the first few years of life. Approximately one third of IH are present at birth.
Infantile hemangiomas progress (...) -
necrobiosis lipoidica
10 July 2012WKP
Definition: Necrobiosis lipoidica is a necrotising skin condition that usually occurs in patients with diabetes mellitus but can also be associated with rheumatoid arthritis.
Necrobiosis lipoidica and granuloma annulare have palisading histiocytes surrounding degenerating collagen, but necrobiosis lipoidica also has thick walled vessels, and many more plasma cells. Plasma cells are much more commonly found in necrobiosis lipoidica.
Mucin stains such as alcian blue and colloidal (...) -
chronic active gastritis
18 October 2005CAG, active chronic gastritis
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hepatocellular carcinoma
28 April 2004HCC
Definition: HCC is the fifth most common cancer in the world. The incidence of HCC has doubled in the United States over the past 25 years and the incidence and mortality rates of HCC seem likely to double again over the next 10–20 years.
Images
https://twitter.com/Patholwalker/status/1485903689051037698
Digital cases
HPC:150 (HPC:150) : Hepatocellular carcinoma, well-differentiated, grade 2.
HPC:117 (HPC:117) : Hepatocellular carcinoma in Alagille disease.
Hepatocellular (...)