Swollen veins in the lower part of the RECTUM or ANUS. Hemorrhoids can be inside the anus (internal), under the skin around the anus (external), or protruding from inside to outside of the anus. People with hemorrhoids may or may not exhibit symptoms which include bleeding, itching, and pain.

The surgical removal of HEMORRHOIDS.

A technique of closing incisions and wounds, or of joining and connecting tissues, in which staples are used as sutures.

Infection involving the tissues or organs in the PELVIS.

Materials used in closing a surgical or traumatic wound. (From Dorland, 28th ed)

The induction of local hyperthermia by either short radio waves or high-frequency sound waves.

Pain during the period after surgery.

The terminal segment of the LARGE INTESTINE, beginning from the ampulla of the RECTUM and ending at the anus.

Surgery performed on the digestive system or its parts.

Hemorrhage following any surgical procedure. It may be immediate or delayed and is not restricted to the surgical wound.

A painful linear ulcer at the margin of the anus. It appears as a crack or slit in the mucous membrane of the anus and is very painful and difficult to heal. (Dorland, 27th ed & Stedman, 25th ed)

Procedures using an electrically heated wire or scalpel to treat hemorrhage (e.g., bleeding ulcers) and to ablate tumors, mucosal lesions, and refractory arrhythmias. It is different from ELECTROSURGERY which is used more for cutting tissue than destroying and in which the patient is part of the electric circuit.

Semisolid preparations used topically for protective emollient effects or as a vehicle for local administration of medications. Ointment bases are various mixtures of fats, waxes, animal and plant oils and solid and liquid hydrocarbons.

'Anus diseases' refer to various medical conditions affecting the anus, including structural abnormalities, inflammatory disorders, infections, and neoplasms, which can cause symptoms such as pain, bleeding, itching, or changes in bowel habits.

Inability to empty the URINARY BLADDER with voiding (URINATION).

Application of a ligature to tie a vessel or strangulate a part.

Institutions with permanent facilities and organized medical staff which provide the full range of hospital services primarily to a neighborhood area.

Techniques for securing together the edges of a wound, with loops of thread or similar materials (SUTURES).

Scales, questionnaires, tests, and other methods used to assess pain severity and duration in patients or experimental animals to aid in diagnosis, therapy, and physiological studies.

The former British crown colony located off the southeast coast of China, comprised of Hong Kong Island, Kowloon Peninsula, and New Territories. The three sites were ceded to the British by the Chinese respectively in 1841, 1860, and 1898. Hong Kong reverted to China in July 1997. The name represents the Cantonese pronunciation of the Chinese xianggang, fragrant port, from xiang, perfume and gang, port or harbor, with reference to its currents sweetened by fresh water from a river west of it.

Evaluation undertaken to assess the results or consequences of management and procedures used in combating disease in order to determine the efficacy, effectiveness, safety, and practicability of these interventions in individual cases or series.

The period of care beginning when the patient is removed from surgery and aimed at meeting the patient's psychological and physical needs directly after surgery. (From Dictionary of Health Services Management, 2d ed)

Endoscopic examination, therapy or surgery of the luminal surface of the colon.