Secreting by discharge of the contents of the cell, as in mucous cells. [G. ptyo, to spit out, + krino, to separate]
Just as menarche means the time when menstruation begins, pubarche indicates when pubic hair begins.
* * *
Onset of puberty, particularly as manifested by the appearance of ...
Another word for adolescence. The word puberty derives from the Latin pubertas: coming to the age of manhood.
* * *
Sequence of events by which a child becomes a young adult, ...
1. [NA] SYN: pubic hair. 2. SYN: mons pubis. [L. p., the hair on the genitals; the genitals]
1. The approach of the age of puberty or sexual maturity. [L. pubesco, to attain puberty] 2. Presence of downy or fine, short hair. [L. pubes, pubic hair]
Relating to the os pubis.
Parasitic insects found in the genital area of humans. Also called " crabs." Pubic lice are usually spread through sexual contact. Rarely, infestation can be spread through ...
The joint between the pubic bones in the front of the pelvis. Also called the symphysis pubis.
Severance of the pubic bone a few centimeters lateral to the symphysis, in order to increase the capacity of a contracted pelvis sufficiently to permit the passage of a living ...
The anteroinferior portion of the hip bone, distinct at birth but later becoming fused with the ilium and ischium; it is composed of a body that articulates with its fellow at ...
Public health school
A school designed to teach public health and train public health professionals. The first school of public health in the US, the School of Hygiene and Public Health, was founded ...
Public Health Service, United States (USPHS)
The agency responsible for the public health of the American people. The Public Health Service (PHS) administers a number of critically important health agencies including the ...
Pubic, pubes. [L. pubes]
Relating to the pubis and the capsule of the hip joint.
Evacuation of the bowels with the aid of a purgative or cathartic. SYN: catharsis (1). [L. purgatio]
An agent used for purging the bowels. SEE ALSO: cathartic (2). [L. purgativus, purging]
- saline p. epsom salt, Rochelle salt, or any salt having p. properties.
1. To cause a copious evacuation of the bowels. 2. A cathartic remedy. [L. purgo, to cleanse, fr. purus, pure, + ago, to do]
Resembling pus. [L. pus (pur-), pus, + forma, form]
One of the two classes of bases in DNA and RNA. The purine bases are guanine (G) and adenine (A). Uric acid, the offending substance in gout, is a purine end-product.
* * *
The presence of purine or xanthine bases in the circulating blood. [ purine + G. haima, blood]
The state of being pure, free from contaminants or pollutants. [L. puritas, fr. purus, clean, undefiled]
- radiochemical p. the proportion of the total activity of a specific ...
Johannes E. von (Jan E. Purkyne), Bohemian anatomist and physiologist, 1787–1869. See P. conduction, P. images, under image, P. shift, subendocardial conducting system of ...
Matthaeus G., German surgeon, 1649–1721. See P. method.
SYN: mucopurulent. [L. pus (pur-), pus, + mucus, mucus]
An antibiotic produced by the growth of Streptomyces alboniger; formerly used in the treatment of amebiasis and trypanosomiasis.
A color formed by a mixture of blue and red. For individual p. dyes see specific name. [L. purpura]
- visual p. SYN: rhodopsin.
: A hemorrhage area in the surface of the skin. The affected area of skin with purpura is greater than 3 millimeters in diameter. The appearance of an individual area of purpura ...
Purpura, acute thrombocytopenic (ATP)
Sudden onset of low blood platelet levels with bleeding into the skin and elsewhere. ATP is due to many causes. It may, for example, constitute a potentially serious complication ...
Purpura, Henoch-Schonlein (HSP)
HSP is a form of blood vessel inflammation, a vasculitis that affects small arterial vessels in the skin (capillaries) and the kidneys. HSP results in skin rash associated with ...
Purpura, thrombotic thrombocytopenic (TTP)
A life-threatening disease involving embolism and thrombosis (plugging) of the small blood vessels in the brain. TTP is characterized by platelet microthrombi (tiny traveling ...
purpurea glycosides A, purpurea glycosides B
The cardioactive precursor glycosides of Digitalis purpurea; they are structurally identical with desacetyl-lanatosides A and B, respectively. SEE ALSO: lanatosides A, B, and ...
Relating to or affected with purpura.
1. SYN: uroerythrin. 2. A violet stain related to alizarin by addition of a 4-OH group to alizarin; found in madder root and other members of the Rubiaceae; used to detect ...
A low vibratory murmur.
Otmar, German ophthalmologist, 1852–1927. See P. disease.
The condition of containing or forming pus. [L. purulentia, a festering, fr. pus (pur-), pus]
Containing, consisting of, or forming pus.
: A thick whitish-yellow fluid which results from the accumulation of white blood cells (WBCs), liquified tissue and cellular debris. Pus is commonly a site of infection or ...
1. Causing a pustular eruption. 2. An agent producing pustules.
Relating to or marked by pustules.
A type of recurring psoriasis characterized by the appearance of pus-filed pimples and sores in clusters. It can be intensely painful,
A pustule is a small collection of pus in the top layer of skin (epidermis) or beneath it in the dermis. Pustules frequently form in sweat glands or hair follicles. Pus is a ...
A highly inflammatory skin condition resulting in large fluid-filled blister-like areas (pustules). Pustulosis typically occurs on the palms of the hands and/or the soles of the ...
1. A specific area within the brain, the putamen is one of three portions into which a structure called the lenticular nucleus is conventionally divided. The putamen is ...
James J., U.S. neurologist, 1846–1918. See P.- Dana syndrome.
Decomposition or rotting, the breakdown of organic matter usually by bacterial action, resulting in the formation of other substances of less complex constitution with the ...
To cause to become, or to become, putrid.
Denoting, or in the process of, putrefaction. [L. putresco, to grow rotten, fr. puter, rotten]
1,4-Diaminobutane; a poisonous polyamine formed from the amino acid arginine during putrefaction; found in urine and feces; in certain cells, p. is a precursor to ...
1. In a state of putrefaction. 2. Denoting putrefaction. [L. putridus]
Vittorio, Italian surgeon, 1880–1940. See P.- Platt operation, P.- Platt procedure.
PUVA stands for psoralen and ultraviolet A (UVA) therapy in which the patient is exposed first to psoralens (drugs containing chemicals that react with ultraviolet light to ...
Stands for polycythemia vera, a condition characterized by overproduction (proliferation) of red blood cells due to bone marrow disease (myeloproferative disorder). PV tends to ...
Abbreviation for polyvinyl chloride.
Abbreviation for polyvinylpyrrolidone.
Abbreviation for persistent vegetative state.
Abbreviation for pokeweed mitogen.
Abbreviation for pseudoxanthoma elasticum, a genetic disorder of elastic fiber degeneration with tiny areas of calcification in the skin, back of the eyes (retinae), and blood ...
Infectious arthritis. Pyarthrosis is typically caused by a bacterial infection in the joint. Pyarthrosis requires drainage of the joint and antibiotics, usually intravenously ...
An inherited disorder of the bone. that causes short stature and abnormally dense brittle bones. Due to a defect in an enzyme: cathepsin K. The French artist Toulouse-Lautrec is ...
Inflammation of the renal pelvis. [ pyel- + G. -itis, inflammation]
Short for pyelonephritis, which is bacterial infection of the kidney. Pyelonephritis can be acute (sudden) or chronic (slow, subtle, and stubborn). It is most often due to the ...
Pelvis, usually the renal pelvis. [G. pyelos, trough, tub, vat]
Relating to the renal pelvis and calices. SYN: pyelocalyceal.
Inflammation of the renal pelvis and the bladder. [pyelo- + G. kystis, bladder, + -itis, inflammation]
Fluoroscopic examination of the renal pelves and ureters, following administration of contrast medium. [pyelo- + L. fluo, to flow, + G. skopeo, to view]
X-ray study of the kidney especially showing the pelvis (urine-collecting basin) of the kidney and the ureter.
* * *
A radiograph or series of radiographs of the renal pelvis and ...
Radiologic study of the kidney, ureters, and usually the bladder, performed with the aid of a contrast agent injected either intravenously, or directly through a ureteral or ...
Operative removal of a calculus from the kidney through an incision in the renal pelvis. SYN: pelvilithotomy, pelviolithotomy. [pyelo- + G. lithos, stone, + tome, incision]
Bacterial infection of the kidney. Pyelonephritis can be acute (sudden) or chronic (slow, subtle, and stubborn). It is most often due to the ascent of bacteria from the bladder up ...
Obsolete term for any disease of the pelvis of the kidney. [pyelo- + G. nephros, kidney, + -osis, condition]
Surgical reconstruction of the renal pelvis and ureter to correct an obstruction at the ureteropelvic junction. SYN: pelvioplasty. [pyelo- + G. plastos, formed]
- capsular flap ...
An obsolete procedure of taking tucks in the wall of the renal pelvis when unduly dilated by a hydronephrosis. [pyelo- + L. plico, to fold]
Endoscopic or fluoroscopic observation of the pelvis and calices of the kidney. [pyelo- + G. skopeo, to view]
Formation of an opening into the kidney pelvis to establish urinary drainage. [pyelo- + G. stoma, mouth]
Incision into the pelvis of the kidney. [pyelo- + G. tome, incision]
- extended p. extension of a standard p. into the lower pole infundibulum through the avascular plane ...
Denoting the phenomenon of drainage from the renal pelvis into the renal veins from increased intrapelvic pressure. [pyelo- + venous]
The vomiting of pus. [G. pyon, pus, + emesis, vomiting]
Septicemia due to pyogenic organisms causing multiple abscesses. SYN: pyogenic fever. [G. pyon, pus, + haima, blood]
- cryptogenic p. p. whose source is not evident.
- portal p. ...
Relating to or suffering from pyemia.
The straw or grain itch mite, a common parasite of insects in stored grain and a frequent cause of straw or grain itch from their bites; not to be confused with P. ventricosus, ...
SYN: pyocephalus. [G. pyon, pus, + enkephalos, brain]
SYN: suppuration. [G. pyon, pus, + -esis, condition or process]
Relating to the buttocks. [G. pyge, buttocks]
Rarely used term meaning pain in the buttocks. [ pyg- + G. algos, pain]
Rarely used term for the state of being in love with an object of one's own creation. [Pygmalion, G. myth. char.]
A physiologic dwarf with normal serum levels of growth hormone and somatomedin and refractoriness to exogenous hormone; especially one of a race of similar people, such as the ...
Conjoined twins in which the parasite, attached to the buttocks of the autosite, is reduced to a formless mass or embryoma. See conjoined twins, under twin. [pygo- + G. a- ...
Conjoined twins with a single cephalothoracic region but with the buttocks and parts below doubled. See conjoined twins, under twin. SEE ALSO: duplicitas posterior. [pygo- + G. ...
Unequal conjoined twins in which the parasite is represented by a fleshy mass, or by a more fully developed limb, attached to the sacral or coccygeal region of the autosite. See ...
Conjoined twins in which the two individuals are joined at the buttocks, most often back to back. See conjoined twins, under twin. [pygo- + G. pagos, something fixed]
Denoting a constitutional body type characterized by well-rounded external contours and ample body cavities; virtually synonymous with endomorphic. [G. pyknos, thick]
A condition characterized by short stature, delayed closure of the fontanels, and hypoplasia of the terminal phalanges. Autosomal recessive inheritance. SYN: osteopetrosis ...
Denoting a cell or tissue that stains deeply because the stainable material is closely packed. [pykno- + G. morphe, form, shape]
Thickness of speech. [pykno- + G. phrasis, speech]
A thickening or condensation; specifically, a condensation and reduction in size of the cell or its nucleus, usually associated with hyperchromatosis; nuclear p. is a stage of ...
Relating to or characterized by pyknosis.
The orifice of communication between the third ventricle and cerebral aqueduct (of Sylvius). [G. pyle, gate]
Relating to the pyla.
Inflammation of the portal vein or any of its branches. [G. pyle, a gate, + phleps, vein, + -itis, inflammation]
Inflammation of the portal vein with the formation of a thrombus. [G. pyle, gate, + thrombos, a clot, + phleps, vein, + -itis, inflammation]
Thrombosis of the portal vein or its branches. [G. pyle, gate, + thrombos, a clot, + -osis, condition]
Relating to the portal vein.
A simple prosthesis, usually without joints, for a lower limb amputation. [G. gateway]
Rarely used term for pain in the pyloric region of the stomach. [ pylor- + G. algos, pain]
Excision of the pylorus. [ pylor- + G. ektome, excision]
Plural of pylorus. [L.]
Narrowing (stenosis) of the outlet of the stomach so that food cannot pass easily from it into the duodenum, resulting in feeding problems and projectile vomiting. The ...
Stricture or narrowing of the orifice of the pylorus. SYN: pylorostenosis. [ pylor- + G. stenosis, a narrowing]
Inflammation of the pyloric end of the stomach. [ pylor- + G. -itis, inflammation]
Inflammation involving the pyloric outlet of the stomach and the duodenum. [pyloro- + duodenitis]
Longitudinal incision through the anterior wall of the pyloric canal to the level of the submucosa, to treat hypertrophic pyloric stenosis. SYN: Fredet- Ramstedt operation, ...
Widening of the pyloric canal and any adjacent duodenal stricture by means of a longitudinal incision closed transversely. [pyloro- + G. plastos, formed]
- Finney p. a long, ...
Establishment of a fistula from the abdominal surface into the stomach near the pylorus. [pyloro- + G. stoma, mouth]
Incision of the pylorus. [pyloro- + G. tome, incision]
1. A muscular or myovascular device to open ( musculus dilator) and to close ( musculus sphincter) an orifice or the lumen of an organ. 2. The muscular tissue surrounding and ...
Sir William, English physician, 1772–1861. See P. fever.
Suppuration, accumulation of pus. [G. pyon, pus]
Presence of pus in the ovary; an ovarian abscess.
An accumulation of pus in the scrotum. [ pyo- + G. kele, tumor, hernia]
SYN: pyoperitoneum. [ pyo- + G. koilia, a cavity]
A purulent effusion within the cranium. SYN: pyencephalus. [ pyo- + G. kephale, head]
- circumscribed p. abscess of the brain.
- external p. meningeal suppuration.
- internal ...
A discharge of pus from the bowel. [ pyo- + G. chezo, to defecate]
Bacteriocin produced by strains of Pseudomonas pyocyaneus.
One of the cocci causing suppuration, especially Streptococcus pyogenes. [ pyo- + G. kokkos, berry (coccus)]
A vaginal tumor or cyst containing pus. [ pyo- + G. kolpos, bosom (vagina), + kele, tumor, hernia]
Accumulation of pus in the vagina. [ pyo- + G. kolpos, bosom (vagina)]
Relating to blue pus or the organism that causes blue pus, Pseudomonas aeruginosa. [ pyo- + G. kyanos, blue]
Causing blue pus. [ pyo- + G. kyanos, blue, + -gen, producing]
A cyst with purulent contents. [ pyo- + G. kystis, bladder]
Chronic development and retention of excessive amounts of purulent matter in a urinary bladder that may have been defunctionalized by prior supravesical diversion. [ pyo- + G. ...
SYN: pus corpuscle. [ pyo- + G. kytos, cell]
Any pyogenic infection of the skin; may be primary, as impetigo, or secondary to a previously existing condition. [ pyo- + G. derma, skin]
- p. gangrenosum a chronic, ...
An ulcerating condition of the skin leading to hollowed-out areas (ulcers) with heaped-up borders and a typical appearance. The lesion(s) usually begin as soft raised nodules on ...
An agent that causes pus formation. [ pyo- + G. -gen, producing]
SYN: suppuration. [ pyo- + G. genesis, production]
Presence of pus and blood in the pleural cavity. [ pyo- + G. haima, blood, + thorax]
Resembling pus. [G. pyodes, fr. pyon, pus, + eidos, resemblance]
Accumulation of pus in the uterine cavity. [ pyo- + G. metra, uterus]
Inflammation of uterine musculature associated with pus in the uterine cavity. [ pyo- + G. metra, womb, + -itis, inflammation]
Abscesses, carbuncles, or infected sinuses lying deep in muscles. [ pyo- + G. mys, muscle, + -itis, inflammation]
- tropical p. a disease observed in Samoa and in tropical Africa, ...
Suppurative inflammation of the kidney. [ pyo- + G. nephros, kidney, + -itis, inflammation]
Presence in the kidney of pus and calculi. [ pyo- + G. nephros, kidney, + lithos, stone, + -iasis, condition]
Distention of the pelvis and calices of the kidney with pus, usually associated with obstruction. SYN: nephropyosis. [ pyo- + G. nephros, kidney, + -osis, condition]
An accumulation of pus in the peritoneal cavity. SYN: pyocelia. [G. pyon, pus]
Suppurative inflammation of the peritoneum. [ pyo- + peritonitis]
Presence of pus and gas in the uterine cavity. [ pyo- + G. physa, air, + metra, uterus]
Combination of pus and gas in an inflamed gallbladder caused by gas-producing organisms or by the entry of air from the duodenum through the biliary tree. [ pyo- + G. pneuma, ...
Combination of pus and air in the liver, usually in association with an abscess. [ pyo- + G. pneuma, air, + hepatitis]
Presence of pus and gas in the pericardial sac. [ pyo- + G. pneuma, air, + pericardium]
Presence of pus and gas in the peritoneal cavity. [ pyo- + G. pneuma, air, + peritoneum]
Peritonitis with gas-forming organisms or with gas introduced from a ruptured bowel. [ pyo- + G. pneuma, air, + peritonitis]
The presence of gas together with a purulent effusion in the pleural cavity. [ pyo- + G. pneuma, air, + thorax]
- subdiaphragmatic p., subphrenic p. subphrenic abscess ...
SYN: suppuration. [ pyo- + G. poiesis, a making]
Dilation of the renal pelvis with pus-producing inflammation. [ pyo- + G. pyelos, pelvis, + ektasis, a stretching]
A purulent discharge. [ pyo- + G. rhoia, a flow]
Suppurative inflammation of the uterine (fallopian) tube. [ pyo- + salpingitis]
Suppurative inflammation of the uterine (fallopian) tube and the ovary. SYN: pyosalpingo-oothecitis. [ pyo- + G. salpinx, trumpet (tube), + oophoritis]
SYN: pyosalpingo- oophoritis. [ pyo- + G. salpinx, trumpet (tube), + Mod. L. ootheca, ovary, + G. -itis, inflammation]
Distention of a uterine (fallopian) tube with pus. SYN: pus tube. [ pyo- + G. salpinx, trumpet (tube)]
Presence of pus in seminal fluid, often associated with chronic prostatitis or other inflammatory conditions of the male genital tract. SYN: pyospermia. [ pyo- + L. semen, seed ...
Infection of the blood with several forms of bacteria, so-called pyogenic and also nonpyogenic organisms. [ pyo- + G. septikos, putrefying, + haima, blood]
SYN: pyosemia. [ pyo- + G. sperma, seed, + ia, condition]
1. Arresting the formation of pus. 2. An agent that arrests the formation of pus. [ pyo- + G. statikos, causing to stand]
A suppurating inflammatory eruption of the mouth. [ pyo- + G. stoma, mouth, + -itis, inflammation]
- p. vegetans confluent pustular lesions of the mouth, with proliferative and ...
A purulent accumulation in the urachus.
Abbreviation for pyrimidine; pyroglutamic acid.
Fire, heat. SEE ALSO: pyreto-, pyro- (1). [G. pyr]
Pyridoxolactone, the lactone of 4-pyridoxic acid.
1. A term applied to a number of anatomic structures having a more or less pyramidal shape. SYN: pyramis [TA]. 2. A term denoting the petrous portion of the temporal bone. [G. ...
1. Of the shape of a pyramid. 2. Relating to any anatomical structure called pyramid.
Section of pyramidal tracts, in the spinal cord, for the relief of involuntary movements. [G. pyramis, pyramid, + tome, incision]
- medullary p. a medullary pyramidal ...
SYN: pyramid (1). [Mod. L. fr. G. pyramid]
- p. medullae oblongatae [TA] SYN: pyramid of medulla oblongata.
- p. renalis, pl.pyramides renales SYN: renal pyramids, under ...
A cyclic compound that may be considered the formal parent of sugars with an oxygen bridge from carbon atoms 1–5 (the pyranoses).
A cyclic form of a sugar in which the oxygen bridge forms a pyran.
An anthelmintic, especially useful drug for single or mixed intestinal nematode infections such as Ascaris, hookworm, pinworm, and Trichostrongylus species.
First-line antituberculosis drug, particularly active against Mycobacterium tuberculosis in macrophages. Like all antituberculosis drugs, it must be given with other drugs to be ...
A class of nonsteroidal anti-inflammatory agents used in the treatment of arthritic conditions; e.g., phenylbutazone.
A condition characterized by the presence of nucleated red cells in the blood. [G. pyren, the pit of a fruit, + haima, blood]
One of the numerous species of true fungi capable of causing mycetoma in humans.
One of the minute luminous bodies sometimes visualized in the chromatophores of some protozoa, such as Euglena viridis. [G. pyren, pit of a fruit, + eidos, resemblance]
Insecticidal constituents of pyrethrum flowers.
Synthetic pyrethrin derivatives that are used as insecticides; as a class these agents are less toxic to mammals than are other effective insecticides.
2-Methyl-4-oxo-3-(2,4-pentanedienyl)-2-cyclopentenol, a constituent of the pyrethrins.
The root of Anacyclus p. (family Compositae), a shrub native to Morocco; has been used as a sialogogue; its flowers are a source of pyrethrins. [G. pyrethron, feverfew, fr. ...
SYN: febrile. [G. pyretikos]
Fever. SEE ALSO: pyr-, pyro- (1). [G. pyretos, fever, fr. pyr, fire]
Rarely used term for pyrogen. [ pyreto- + G. -gen, producing]
Rarely used term for the origin and mode of production of fever. [ pyreto- + G. genesis, origin]
1. Obsolete synonym for pyrotherapy. 2. Treatment of fever. SYN: artificial fever, induced fever. [ pyreto- + G. therapeia, treatment]
SYN: fever. [G. pyrexis, feverishness]
Morbid fear of fever. [G. pyrexis, feverishness, + phobos, fear]
C5H5N; a colorless volatile liquid of empyreumatic odor and burning taste, resulting from the dry distillation of organic matter containing nitrogen; used as an industrial ...
A breakdown product of bone collagen, excreted in urine, and assayed as a measure of osteoclast activity; increased in disease states such as Paget's disease, primary ...
Hydroxypyridinium; a. breakdown product of bone collagen, assayed as is pyridinium ( q.v.) to gauge osteoclastic activity.
7-(2-Hydroxyethyl)theophylline hydrogen sulfate compound with pyridoxol; a coronary vasodilator.
A cholinesterase inhibitor useful in the treatment of myasthenia gravis and to reverse the neuromuscular block produced by curare and similar agents at the termination of a ...
The 4-aldehyde of pyridoxine, having a similar physiologic action. SEE ALSO: pyridoxine.
- p. kinase an enzyme that catalyzes the phosphorylation by ATP of p. to p. ...
The amine of pyridoxine (–CH2NH2 replacing –CH2OH at position 4), having a similar physiologic action. See pyridoxine.
- p. 5-phosphate the amine of pyridoxal 5-phosphate ...
An oxidoreductase catalyzing oxidative deamination of pyridoxamine 5-phosphate (with O2 and H2O) to form pyridoxal 5-phosphate, H2O2, and NH3.
One of the vitamin B6 group (which also includes pyridoxal and pyridoxamine) that is transformed in the body to pyridoxal phosphate, which functions as a coenzyme, a substance ...
SYN: piriform. [L. pyrum (prop. pirum), pear, + forma, form]