The purpose of the ACES study was to determine if the introduction of yearly anal examinations would detect anal cancer earlier.

As an outcome of this research, our team produced a wide range of anorectal condition images, videos and information for health professionals. 

Warning

These pages contain graphic images of human anatomy, medical conditions and medical procedures. Viewing discretion is advised.

Anorectal: Anal cancer

Anal cancer is a cancer that occurs around the anal opening or in the anal canal.
Anorectal: Anal fissure

An anal fissure is a tear in the skin of the anal canal or perianal area.
Anorectal: Anal intraepithelial neoplasia

Anal intraepithelial neoplasia (AIN) is a premalignant condition caused by HPV.
Anorectal: Anal warts

Anal warts are a very common manifestation of human papilloma virus (HPV).
Anorectal: Candidal infection

Candida albicans is part of the normal flora of the gastrointestinal and genitourinary tracts.
Anorectal: Folliculitis

Folliculitis is an inflammatory condition affecting the hair follicles.
Anorectal: Genital & perianal eczema

Genital and perianal eczema is a common skin condition.
Anorectal: Haemorrhoids

Haemorrhoids are lumps caused by swelling of the normal vascular structures in the anal canal.
Anorectal: Herpes simplex

Herpes simplex viruses (HSV) types 1 and 2 are responsible for oro-labial and genital herpes.
Anorectal: Lichen sclerosus

Lichen sclerosus is a chronic, progressive skin disorder.
Anorectal: Psoriasis

Psoriasis is a common, multi-system inflammatory disorder.
Anorectal: Scabies

Scabies is a contagious skin infection caused by a parasite.
Anorectal: Sebaceous glands

In some people, sebaceous glands can appear more prominently.
Anorectal: Skin tag

A skin tag is a benign outgrowth of normal skin.
Anorectal: Syphilis

View a range of syphilis rashes, ulcers or chancres.
Anorectal: Tinea

Tinea is a superficial fungal infection of the skin.
Anorectal: Vitiligo

Vitiligo is an autoimmune condition resulting in skin depigmentation.