MICRO AND MACROSPECIMENS MORPHO 2ND CONCL. SEM 6

N№ 227. Acinar adenocarcinoma of the prostate. (H.E. stain).

1.Focus of atypical glandular structures;

2.Cystically dilated glands of irregular shape;

3.Neoplastic glands with perineural invasion.

N№ 214. Testicular seminoma. (H.E. stain).

1. Tumoral cells with clear cytoplasm and polygonal shape.

2. Lymphoid infiltrates into connective tissue bundles.

Syphilitic mesaortitis. (H.E. stain).

1. Lymphoplasmacytic infiltration around vasa vasorum, in adventitia and in media of aortic wall:

2. Foci of destruction of elastic fibers;

3. Foci of calcinosis.

Glandular prostatic hyperplasia with urinary bladder wall hypertrophy.

Enlarged, nodular prostate protruding into bladder.

Thickened bladder wall with trabeculated mucosa.

Aortic aneurysm in syphilis.

Dilatation of ascending aorta.

Thickened wall with tree-bark appearance of intima.

Urinary bladder carcinoma.

Exophytic tumour projecting into bladder cavity.

Large, rough-surfaced mass, up to 10 cm

N№ 63. Suppurative salpingitis. (H.E. stain)

1. Neutrophilic leukocytes in lumen of fallopian tube.

2. Neutrophilic leukocyte infiltration of tubular mucosal villi.

3. Wall of fallopian tube

N№ 41. Fibroleiomyoma of uterus. (Masson's trichrome stain).

1. Smooth muscle cell bundles (red color).

2. Fibrous connective tissue bundles (collagen fibers of blue color).

№ 41. Fibroleiomyoma of uterus. (H.E. stain)

Indications:

1. Smooth muscle cell bundles.

2. Fibrous connective tissue bundles.

N№ 104. Fibroleiomyoma of uterus

Definition: Benign tumor of smooth muscle and fibrous connective tissue.

Gross: Well-defined, firm nodules with a characteristic whorled cut surface.

Location: Subserosal, intramural, or submucosal.

Secondary changes: Hemorrhage, necrosis, hyalinosis, cystic degeneration

Nº 105. Uterine corpus carcinoma

Definition: Malignant tumor of the uterine body, usually endometrial carcinoma.

Gross: Exophytic tumor filling the uterine cavity, with an irregular, friable, gray-white surface

Nº 106. Uterine cervical carcinoma

Definition: Malignant tumor of the uterine cervix.

Gross: Gray-yellow, nodular tumor with irregular borders, rough surface, and infiltration of the cervical wall.

Growth: Exophytic and endophytic

Nº 107. Chronic salpingitis

Nº 110. Ovarian cystadenoma

Definition: Chronic inflammation of the uterine tubes.

Gross: Deformed tubes with an opaque, whitish, sclerotic serosa and uneven surface.

Complication: Tubal infertility due to scarring

and adhesions.

Nº 110. Ovarian cystadenoma

Definition: Benign epithelial ovarian tumor.

Gross: Multilocular cyst with thin walls, smooth, whitish-gray inner surface, and no contents in this specimen.

Nº 111. Ovarian dermoid cyst (mature cystic teratoma)

Definition: Benign germ cell tumor containing mature tissues from different germ layers.

Gross: Cyst filled with sebum and hair; may contain teeth, bone, or cartilage.

Key identification: Hair + sebum ± teeth