Malignant epithelial tumors

冯家强，梁裕团，潘立敏，邱铭晖

1.Squamous cell carcinoma

Ⅰ 级（高分化）：

Ⅱ 级（中度分化）：

Ⅲ 级（低度分化）：

Origin: squamous cell (1). skin, nonnasality, lip, cervix, vagina, es

ophagus, larynx,penis ,etc. (2).bronchia, gallbladder, renal pelvis ,etc.

Morphology: grossly: cauliflower-like, polyp, mushroom-like, ulceration.

口腔鳞癌早期多表现为非均质性白斑、红斑，浅的糜烂和溃疡。

2. Basal cell carcinoma

Origin: basal cells of skin

Features: locally invasive growth, almost never metastasis commonly in face of ololster.

3. Transitional cell carcinoma

Origin: transitional cells of the urinary bladder or renal pelvis.

Features: exoteric, finger-like, commonly in bladder, renal pelvis.

calyx of the upper pole with transitional cell carcinoma

renal transitional carcinoma

transitional cell carcinoma of the urinary bladder

renal transitional carcinoma

4. Adenocarcinoma

(1). Typical adenocarcinoma

gastrointestinal 、 gallbladder 、 womb

Adenocarcinoma of kidneyAdenocarcinoma of colon

adenocarcinoma_of_colonbiliary carcinoma.

endometrial carcinoma

Metastatic Prostatic Adenocarcinomajejunal adenocacinoma

Liver_cancer_adenocarcinomaadenocarcinoma of the prostate gland

（ 2 ） Mucoid carcinoma or colloid Signet-ring cell

and carcinoma mucin

gastrointestinal

colloid carcinoma of breast

colloid carcinoma of breast

COLLOID or MUCOID CARCINOMA

colloid carcinoma of breast

colloid carcinoma of thyroid

Prostatic AdenoCA Signet-Ring cell

stomach signet-ring

（ 3 ） Solid carcinoma or carcinoma simplex Poor differentiation adenoma carcinoma, and the tumor cells arrange in solid columns, or masses.

solid carcinoma of breast

breast solid carmedullary carcinoma of thyroid

medullary carcinoma