Digital cases
HPC:25 : acute appendicitis
HPC:94 : acute appendicitis
HPC:368 : Granulation tissue after acute appendicitis
Videos
Acute appendicitis (by Washington Deceit)
Peri-appendiceal abscess (by Washington Deceit)
Laparoscopic appendicectomy
See also
appendicectomy (videos)
References
Lamps LW. Appendicitis and infections of the appendix. Semin Diagn Pathol. 2004 May;21(2):86-97. PMID: #15807469#
References
Minimal added value of further blocks in negative (...)
Home > Keywords > Images > Macroscopy
Macroscopy
Articles
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acute appendicitis
2 September 2004 -
ovarian cysts
2 September 2003Benign Cystic Lesions of the Ovary, ovarian benign cystic lesions ; ovarian cysts ; cystic ovaries ; cystic ovary RPD
Definition: An ovarian cyst is any collection of fluid, surrounded by a very thin wall, within an ovary.
Most ovarian cysts are functional in nature and harmless (benign). In the US, ovarian cysts are found in nearly all premenopausal women, and in up to 14.8% of postmenopausal women.
Images
polycystic ovary (...) -
necrosis
9 November 2004tissular death
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acute inflammation
1 June 2004Digital cases
Case 25 (HPC:25) : Acute appendicitis
Case 94 (HPC:94) : Acute appendicitis
Case 13 (HPC:13) : Acute synovitis
Definition: Acute inflammation is a rapid response to an injurious agent that serves to deliver mediators of host defense-leukocytes and plasma proteins-to the site of injury.
Types - Lesional patterns
acute inflammation
congestive inflammation
cellular acute inflammation
suppurative inflammation / suppuration
abcess / abcesses / abcedation (...) -
progressive transformation of germinal centers
15 December 2003PTGC, progressive transformation of germinal center
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caseous necrosis
16 September 2005Caseous necrosis is a distinctive form of coagulative necrosis, is encountered most often in foci of tuberculous infection.
The term caseous is derived from the cheesy white gross appearance of the area of necrosis.
On microscopic examination, the necrotic focus appears as amorphous granular debris seemingly composed of fragmented, coagulated cells and amorphous granular debris enclosed within a distinctive inflammatory border known as a granulomatous reaction. Unlike coagulative (...) -
mammary fibroadenoma
18 January 2005breast fibroadenoma, Benign cystosarcoma phyllodes, Cellular fibroadenoma, Cellular adenofibroma, Fetal fibroadenoma, Juvenile adenofibroma; mammary fibroadenoma PO Webpathology BP
Definition : The mammary fibroadenoma is a benign mammary biphasic tumor with epithelial and stromal components.
It is a benign breast lesion that result from hyperplasia of the normal lobules.
It is a circumscribed, often large, breast mass usually occuring in adolescent females with stromal and (...) -
Hirschsprung disease
6 October 2003Hirschsprung’s disease, congenital intestinal aganglionosis, digestive aganglionnosis; digestive aganglionoses PO1 PO2
Definition: Aganglionic megacolon is associated with congenital absence of intrinsic ganglion cells in the myenteric (Auerbach) and submucosal (Meissner) plexuses of the gastrointestinal tract. The disorder is genetically heterogeneous.
Digital cases
HPC:90 : rectal mucosa biopsies
HPC:98 : rectal mucosa biopsies
HPC:151 : Hirschsprung disease - Rectal (...) -
placenta percreta
5 January 2006Images
Placenta percreta, cross section. https://twitter.com/E_Heidi_Cheek/status/875501390851919873
See also
placenta creta
placental anomalies placental macroscopical anomalies
abnormal placentation -
hepatoblastoma
16 March 2004hepatoblastomas
Definition: Hepatoblastoma is a malignant embryonal liver tumor that occurs almost exclusively in infants and very young children.
Image
Macroscopy : https://twitter.com/DraEosina/status/762631086207893506
Cytology: https://twitter.com/AdamGomezMD/status/720632495671087104
https://twitter.com/MArnold_PedPath/status/736000944303808512
Hepatoblastoma is composed of epithelial and mesenchymal elements in varying proportions and at various stages of differentiation. The (...)
