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Prevention of CONCEPTION by blocking fertility temporarily, or permanently (STERILIZATION, REPRODUCTIVE). Common means of reversible contraception in…

Methods of contraception in which physical, chemical, or biological means are used to prevent the SPERM from reaching the fertilizable OVUM.

Contraceptive methods based on immunological processes and techniques, such as the use of CONTRACEPTIVE VACCINES.

Means of postcoital intervention to avoid pregnancy, such as the administration of POSTCOITAL CONTRACEPTIVES to prevent FERTILIZATION of an egg or im…

The rate of success or failure of a method of CONTRACEPTION; CONTRACEPTIVE AGENTS; or CONTRACEPTIVE DEVICES.

A condition or factor associated with a recipient that makes the use of a drug, procedure, or physical agent improper or inadvisable. Contraindicati…

A condition or factor associated with a recipient that makes the use of a specific drug improper or inadvisable.

A condition or factor associated with a recipient that makes the use of a procedure improper or inadvisable.

Changing an operative procedure from an endoscopic surgical procedure to an open approach during the INTRAOPERATIVE PERIOD.

Tapering-off physical activity from vigorous to light, to gradually return the body to pre-exercise condition and metabolic state.

Transplantation of STEM CELLS collected from the fetal blood remaining in the UMBILICAL CORD and the PLACENTA after delivery. Included are the HEMATO…

Any operation on the spinal cord. (Stedman, 26th ed)

An ophthalmic treatment used to prevent weakening or bulging of the CORNEA in corneal ECTASIA, e.g., post-LASIK ectasia, KERATOCONUS and pellucid mar…

Surgical techniques on the CORNEA employing LASERS, especially for reshaping the CORNEA to correct REFRACTIVE ERRORS.

Partial or total replacement of the CORNEA from one human or animal to another.

Surgical therapy of ischemic coronary artery disease achieved by grafting a section of saphenous vein, internal mammary artery, or other substitute b…

Coronary artery bypass surgery on a beating HEART without a CARDIOPULMONARY BYPASS (diverting the flow of blood from the heart and lungs through an o…

Procedures for correcting HEARING DISORDERS.

Corticosteroid therapy used as a ClinicalGraph target concept for treatment / treatment.

Procedures for the improvement or enhancement of the appearance of the visible parts of the body.

A technique for assisting the circulation by decreasing the afterload of the left ventricle and augmenting the diastolic pressure. It may be achieved…

The use of DRUGS to treat COVID19 or its symptoms.

Transfer of blood plasma derived from patients who have recovered from COVID-19 to non-immune hosts.

The exposure of the head to roentgen rays or other forms of radioactivity for therapeutic or preventive purposes.

A comprehensive radiation treatment of the entire CENTRAL NERVOUS SYSTEM.

Surgical incision into the cranium.

Health care provided to a critically ill patient during a medical emergency or crisis.

The use of freezing as a special surgical technique to destroy or excise tissue.

A form of therapy consisting in the local or general use of cold. The selective destruction of tissue by extreme cold or freezing is CRYOSURGERY. (Mc…

A traditional practice, most notably in traditional medicine, which involves placing cups on the skin to create suction believed to help increase blo…