Macroscopy

Articles

hepatoblastoma
16 March 2004

hepatoblastomas
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 (...)
necrosis
9 November 2004
tissular death
vulvar cysts
21 March 2006

Exemples
vulvar mullerian cyst (vulvar paramesonephric cyst ) vulvar paramesonephric mucinous cyst
vulvar mucous cyst
vulvar epithelial inclusion cyst ( vulvar keratinous cyst / vulvar epidermal cyst )
Bartholin gland cyst
vulvar trichilemmal cyst
vulvar ciliated cyst
Differential diagnosis
cystic cutaneous tumors
infected, pus draining lesions folliculitis Fox-Fordyce disease hidradenitis suppurativa granuloma inguinale lymphogranuloma venereum
See (...)
spleen
28 August 2003

Normal spleen. Adj. splenic
WP - PathPedia
Digital slides
HPC:97 : Normal spleen
HPC:266 : Normal spleen
HPC:300 : Normal spleen (Idiopathic thrombopenic purpura)
Images
normal spleen
https://twitter.com/histocasino/status/743550252267999232
The spleen (from Greek σπλήν—splḗn) is an organ found in virtually all vertebrate animals. Similar in structure to a large lymph node, it acts primarily as a blood filter. Thus, life is possible after the spleen is removed.
The spleen is the (...)
ovarian cysts
2 September 2003

Benign 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 (...)
ovarian teratoma
10 March 2004
ovarian teratomas; OT; OTs; ovarian pure teratoma
hydatiform mole
28 April 2004

molar gestation; hydatiform moles WKP
Images
partial hydatiform mole by Ed Euthman
complete hydatiform mole https://twitter.com/luishcruzc/status/738155933801418752 https://twitter.com/KUSAURAP/status/778827207976230916
Definition: Hydatiform mole is a gestational trophoblastic disorder.
Accurate diagnosis and classification of hydatidiform mole (HM) are important because the risk of persistent gestational trophoblastic disease, including choriocarcinoma, is significantly (...)
focal nodular hyperplasia
29 May 2003
focal nodular hyperplasia of the liver, hepatic focal nodular hyperplasia, FNH (previous denomination: benign hepatoma, solitary hyperplastic nodule, focal sclerosis, hamartomatous cholangiohepatoma, mixed adenoma)
colorectal adenoma
12 May 2004

colorectal adenomas ; TA/TVA
Definition: Adenomas, the benign glandular neoplasms that precede colon cancer development, originate from the intestinal epithelium. They occur singly or multiply. When multiple, the patients may have a genetic predisposition syndrome for colorectal cancer.
See also : colorectal adenoma with adenocarcinoma
Endoscopy
Small (< 5 mm) colorectal polyps commonly affect individuals older than 50 years of age and adenomas account for 60% to 66% ofthese small (...)
acute inflammation
1 June 2004

Digital 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 (...)

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