anal pathology

Pathology : anal pathology

 anal malformations
 anal anomalies
 anal lesional syndromes
 anal diseases
 anal tumors

 congenital defects

 Infectious diseases
 Inflammatory diseases

• Crohn disease
• fissure
• fistula
• granuloma inguinale
• HIV
• lymphogranuloma venereum
• lymphoid polyp
• syphilis
• ulcer
• ulcerative colitis

 Benign anomalies / non-neoplastic lesions

• granular cell tumor
• hemorrhoids
• hypertrophic HSV
• hypertrophied papillae
• Hirschsprung
• inflammatory cloacogenic polyp
• internal anal sphincter achalasia
• leiomyoma
• lipoma
• radiation proctitis
• tailgut

 Premalignant lesions

• condyloma acuminatum
• dysplasia

 anal carcinomas :

• adenocarcinoma
• basal cell carcinoma
• carcinosarcoma
• clear cell carcinoma
• highly differentiated squamous lesion
• metastases
• Paget disease
• sarcomatoid carcinoma
• small cell carcinoma
• squamous cell carcinoma
• verrucous carcinoma

 Other malignancies:

• carcinoid
• embryonal rhabdomyosarcoma
• gastrointestinal stromal tumor
• histiocytic sarcoma
• leiomyosarcoma
• lymphoma
• melanoma