English dictionary of medical terms (73)

Back to welcome

[dictionary] Go to the previous part of the dictionary

[Multilingual]No:1440 - psychosis
(psych- + -osis) a mental disorder characterized by gross impairment in reality testing as evidenced by delusions, hallucinations, markedly incoherent speech, or disorganized and agitated behaviour without apparent awareness on the part of the patient of the incomprehensibility of his behaviour; the term is also used in a more general sense to refer to mental disorders in which mental functioning is sufficiently impaired as to interfere grossly with the patient's capacity to meet the ordinary demands of life. Historically, the term has been applied to many conditions, e.g. manic-depressive psychosis, that were first described in psychotic patients, although many patients with the disorder are not judged psychotic.
[Multilingual]No:1441 - psychosomatic
(psycho- + Gr. soma body) pertaining to the mind-body relationship; having bodily symptoms of psychic, emotional, or mental origin; called also psychophysiologic.
[Multilingual]No:1442 - psychotropic
(psycho- + Gr. trop a turning) exerting an effect upon the mind; capable of modifying mental activity; usually applied to drugs that effect the mental state.
[Multilingual]No:1443 - ptosis
(Gr. ptosis fall) 1. prolapse of an organ or part. 2. drooping of the upper eyelid from paralysis of the third nerve or from sympathetic innervation.
[Multilingual]No:1444 - puberty
(L. pubertas) the period during which the secondary sex characteristics begin to develop and the capability of sexual reproduction is attained.
[Multilingual]No:1445 - puerperium
the period or state of confinement after labour.
[Multilingual]No:1446 - pulmonary
(L. pulmonarius) pertaining to the lungs.
[Multilingual]No:1447 - pulsation
(L. pulsatio) a throb or rhythmical beat, as of the heart.
[Multilingual]No:1448 - puncture
(L. punctura) 1. the act of piercing or penetrating with a pointed object or instrument. 2. a wound so made.
[Multilingual]No:1449 - pupillary dilation
the action of stretching or enlarging the pupil e.g. by atropine.
[Multilingual]No:1450 - purgative
(L. purgativus) 1. cathartic (def. 1); causing evacuation of the bowels. 2. a cathartic, particularly one that stimulates peristaltic action.
[Multilingual]No:1451 - purpura
1. a small haemorrhage (up to about 1 cm in diameter) in the skin, mucous membrane, or serosal surface, which may be caused by various factors, including blood disorders, vascular abnormalities, and trauma. Purpuric lesions may be associated with inflammation, in which case they present as papular purpura, or the haemorrhage may not be accompanied by inflammation, in which case they are macular. The term also comprises a group of haemorrhagic diseases characterized by the presence of purpuric lesions , ecchymoses, and a tendency to bruise easily, which may be caused by decreased platelet counts, the presence of abnormal platelets, vascular defects, or reactions to certain drugs.
[Multilingual]No:1452 - purulent
(L. purulentus) consisting of or containing pus; associated with the formation of or caused by pus.
[Multilingual]No:1453 - pustular
pertaining to or of the nature of a pustule; consisting of pustules (= a visible collection of pus within or beneath the epidermis).
[Multilingual]No:1454 - pyelitis
(pyel- + -itis) inflammation of the pelvis of the kidney. It is attended by pain and tenderness in the loins, irritability of the bladder, remittent fever, bloody or purulent urine, diarrhoea, vomiting, and a peculiar pain on flexion of the thigh.
[Multilingual]No:1455 - pyelonephritis
(pyelo- + Gr. nephros kidney + -itis) inflammation of the kidney and its pelvis, beginning in the interstitium and rapidly extending to involve the tubules, glomeruli, and blood vessels; due to bacterial infection.
[Multilingual]No:1456 - pylorus
(Gr. pyloros gatekeeper) the opening in a vertebrate from the stomach into the intestine.
[Multilingual]No:1457 - pyoderma
(pyo- + Gr. derma skin) any purulent skin disease. Called also pyodermia.
[Multilingual]No:1458 - pyogenic
producing pus; pyopoietic (= liquid inflammation product made up of cells and a thin fluid called liquor puris).
[Multilingual]No:1459 - pyrexia
(Gr. pyressein to be feverish) a fever, or a febrile condition; abnormal elevation of the body temperature.
[Dictionary] Go to the next part of the dictionary