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orchio-, orchi-

SEE: orchido-.


(or″kē-ŏp′ăth-ē) [″ + pathos, disease, suffering] Any disease of the testes.


(or″kē-ō-pĕk′sē) [″ + pexis, fixation] The suturing of an undescended testicle to fix it in the scrotum. SYN: orchidopexy; orchiorrhaphy.


(or′kē-ō-plăs″tē) [″ + plassein, to form] Plastic repair of the testicle.


(or″kē-ŏt′ō-mē) [″ + tome, incision] Surgical incision of a testicle.


(or′kĭs) [Gr.] Testis.


(or-kī′tĭs) [Gr. orchis, testicle, + itis, inflammation] Inflammation of a testis due to trauma, ischemia, metastasis, mumps, or infection elsewhere in the body. SYN: testitis.

SYMPTOMS: The symptoms of orchitis include swelling, pain, chills, fever, vomiting, hiccough, and in some patients, delirium. Atrophy of the organ may be an end result.

INCIDENCE AND PREVALENCE: With the widespread use of the mumps vaccine in childhood, infectious orchitis is uncommon, as are the atrophy and infertility resulting from it.

TREATMENT: The patient is confined to bed with the organ elevated and supported. An ice bag is applied. Nonsteroidal anti-inflammatory drugs are given.

gonorrheal o. Orchitis due to gonococcus.

metastatic o. Orchitis due to a blood-borne infection that spreads to the testicle.

syphilitic o. Orchitis due to syphilis. This type of orchitis usually begins painlessly in the body of the gland and is apt to be bilateral. It causes dense, irregular, knotty induration but little enlargement in size.

tuberculous o. A rare form of orchitis generally arising in the epididymis. It may be accompanied by formation of chronic sinuses and destruction of tissues. With the widespread use of antituberculosis drugs for primary pulmonary tuberculosis, this condition is rarely seen. orchitic (-kĭt′ĭk), adj.

orcin, orcinol

(or′sĭn, -ol″) A chemical derived from lichens and used as a histological stain.


(or′dĕr) [L. ordo, a row, series] 1. Instructions from a health care provider specifying patient treatment and care. 2. A directive mandating the delivery of specific patient care services. 3. An arrangement or sequence of events, rule, regulations, or procedures. 4. In biological classification, the main division inferior to a class, superior to a family.

administrative o. (ăd-mi-nĭ-strā′tiv) A ruling by the executive or judicial branch of government compelling action to prevent the spread of disease or to reduce an imminent public health hazard.

birth o. The ranking of siblings by age, commonly believed to have profound, lasting effects on psychological development. There is little ...

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