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Priapism
Priapism Persistent abnormal and painful erection of the penis, usually without sexual desire. The cause is often unknown. Untreated, it almost always results in destruction of the spongy tissues of the penis as a result of coagulation of blood in them, with resultant irreversible impotence.
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Abnormal
Not normal. Deviating from the usual structure, position, condition, or behavior. In referring to a growth, abnormal may mean that it is cancerous or premalignant (likely to become cancer).
Penis
The male sex organ, which consists of a head called glans, and the shaft or body. At the tip of the glans is the urethral opening, through which urine and semen leave the body. The shaft or the body of the penis is made of spongy tissue and blood vessels. And it fills with blood an grows in size (becomes erect) during sexual excitement.
Sexual
Pertaining to sex or, more particularly, the stimulation, responsiveness, and functions of the sex organs either alone or with one or more partners.
Coagulation
In medicine, the clotting of blood. The process by which the blood clots to form solid masses, or clots.
Blood
The life-maintaining fluid which is made up of plasma, red blood cells (erythrocytes), white blood cells (leukocytes), and platelets; blood circulates through the body's heart, arteries, veins, and capillaries; it carries away waste matter and carbon dioxide, and brings nourishment, electrolytes, hormones, vitamins, antibodies, heat, and oxygen to the tissues.
Impotence
An abnormal physical or psychological state in a male characterized by inability to copulate because of failure to have or maintain an erection.
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Prialt
Prialt is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): ziconotide.
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Prenatal masculinization
In embryonic and fetal life, the masculinizing effect on the sexual anatomy and/or the sexual pathways of the brain that is induced by testosterone, estradiol, or other androgenizing sex hormones. The male fetus produces its own androgenic hormones. The female fetus does not need to, produce feminizing hormones in order not to masculinize, as nature's basic design is to differentiate a female. Masculinizing is nor synonymous with defeminizing. Thus some masculinization and some feminization of the brain and behavior may coexist.
Preoptic
Situated anterior to the left/right crossover of the optic nerves at the optic chiasm in the hypothalamic region of the brain, behind the bridge of the nose.
Preoptic nucleus
A group of nerve cells in the anterior or frontal region of the hypothalamus.
Phentermine diet
A particular type of diet based on phentermine.
Prepuce
The foreskin of the penis; or the hood of the clitoris.
Priapism
Proceptive phase
In a sexuoerotic relationship, the initial phase of reciprocal signaling and responding to attraction and solicitation, in a ritual of wooing or courtship prerequisite to the acceptive (copulatory) phase. Proceptive rituals are species specific, and the signals are variably odors, visual displays, movements, sounds, or mixed. In human beings proceptive rituals are known to be represented in imagery as well as carried out in behavior; in an erotic/ sexual relationship, the initial phase in which the two partners both woo in a ritual of solicitation, attracting, responding, and courtship. The signals are chiefly odors, motions, or visual signs, or mixed/
Progestin-induced hermaphroditism
A syndrome of hermaphroditic birth defect of the sex organs induced in the 46,XX gonadally female fetus by synthetic hormones, derivatives of progesterone and 19-nortestosterone, formerly used in cases of threatened miscarriage in the untried belief, subsequently proved erroneous, that they would preserve the pregnancy. After crossing the placenta in a small percentage of cases the hormone given to the mother had a masculinizing effect on the external genitalia of the daughter fetus.
Progestogen
A synthetic type of progesterone
Prosthetics
The field of knowledge relating to prostheses.
Prosthetic testis
An artificial testis made of a soft silicone compound and surgically implanted for cosmetic effect into an empty scrotum.
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