pyonephritis
Alternative form of pyelonephritis.

pyonephroses
plural of pyonephrosis.

pyonephrosis
An infection of the renal collecting system, in which pus collects in the renal pelvis and causes distension of the kidney.

pyopericarditis
The inflammation of the pericardium accompanied by the formation of pus; purulent pericarditis.

pyophthalmia
An infection of pus in the eye

pyoptysis
expectoration of pus

pyorrhea
An inflammation of the gums in which the teeth become loose; chronic periodontitis.
A discharge of pus.

pyorrheas
plural of pyorrhea

pyorrhoea
Flowing or discharge of pus; periodontitis

pyorrhoeas
plural of pyorrhoea

pyosalpingitis
inflammation of the pyosalpinx

pyosepticaemia
Alternative form of pyosepticemia.

pyretogenesis
Synonym of pyrogenesis (“the production of fever”).

pyretology
A discourse or treatise on fevers; the doctrine of fevers.

pyrexia
Fever.
Trench fever.

pyrexiae
plural of pyrexia

pyrexias
plural of pyrexia

pyrogenesis
The production of fever.
Gasification by means of heat.

pyrogranuloma
Misspelling of pyogranuloma.

pyromania
A compulsive disorder characterized by obsession with fire or uncontrollable urges to start fires.

pyromanias
plural of pyromania

pyropoikilocytosis
A form of hemolytic anemia characterized by an abnormal sensitivity of red blood cells to heat and erythrocyte morphology similar to that seen in thermal burns.

pyrotherapy
The therapeutic use of fever (high body temperature)

pyrrhexia
Alternative spelling of pyrexia.

pythiosis
Infection by the mold Pythium insidiosum.

pythogenesis
The production of disease by filth.

quaddemic
Alternative form of quademic.

quaddemics
plural of quaddemic

quademic
A concurrent surge in cases of four different diseases or pathologies.

quademics
plural of quademic

quadraparesis
Misspelling of quadriparesis.

quadripareses
plural of quadriparesis

quadriparesia
Alternative form of quadriparesis.

quadriparesis
weakness or paralysis in all four limbs

quadriplegia
Paralysis from the neck down.
Paralysis of all four limbs.

quadriplegias
plural of quadriplegia

quadrupledemic
A widespread outbreak of four illnesses at the same time, such as Covid-19, flu, respiratory syncytial virus, and adenovirus.

quarantinism
Support for quarantine as a means of preventing the spread of disease.

quinaphthol
A treatment for typhoid fever etc, prepared from quinine and naphthol sulfonate

quinsey
Obsolete form of quinsy.

quinseys
plural of quinsey

quinsies
plural of quinsy

quinsy
A peritonsillar abscess; a painful pus-filled inflammation or abscess of the tonsils and surrounding tissues, usually a complication of tonsillitis, caused by bacterial infection and often accompanied by fever.

quinzie
Obsolete form of quinsy.

quinzies
plural of quinzy
plural of quinzie

quinzy
Alternative form of quinsy.

rabbitpox
A disease of rabbits caused by an orthopoxvirus.

rabdomyosarcoma
Misspelling of rhabdomyosarcoma.

rabies
An infectious disease caused by species of Lyssavirus that causes acute encephalitis in warm-blooded animals and people, characterised by abnormal behaviour such as biting, excitement, aggressiveness, and dementia, followed by paralysis and death.

raccoonpox
A viral disease of raccoons

rachialgia
A kind of back pain, especially Pott's disease or (formerly) lead colic.

rachioplegia
Paralysis of the spine or spinal column.

rachischisis
A developmental birth defect in which the neural tube fails to close completely, leading to motor and sensory deficits, chronic infections, and disturbances in bladder function.

rachitis
Rickets.
A disease that produces abortion in the flower, seed, or fruit.

rachitism
Synonym of rachitis (“rickets”).

rackne
Acne on the breasts.

radiculitides
plural of radiculitis

radiculitis
inflammation of the nerve root, leading to radicular pain

radiculomyelopathy
radiculopathy combined with myelopathy

radiculoneuritis
Inflammation of the roots of a nerve.

radiculoneuropathies
plural of radiculoneuropathy

radiculoneuropathy
Any neuropathy that also affects the nerve roots

radiculopathies
plural of radiculopathy

radiculopathy
Any disease of the spinal nerve roots and spinal nerves.

radiculoplexopathies
plural of radiculoplexopathy

radiculoplexopathy
neuropathy of the radiculoplexus

radiendocrinator
A case of radium intended to be worn against the skin, claimed to treat various ailments (but actually dangerously radioactive).

radiendocrinators
plural of radiendocrinator

radioablation
ablation (of cancer tissue) by means of radiofrequency radiation

radiodermatitis
dermatitis caused by ionizing radiation

radiodiagnoses
plural of radiodiagnosis

radiodiagnosis
diagnosis by means of X-rays or radiochemical tracers

radioimmunodiagnosis
immunodiagnosis using radiolabeled antibodies

radiolesion
Any lesion produced by ionizing radiation.

radiolesions
plural of radiolesion

radioleukemia
Leukemia induced by radiation.

radiolocalization
localization, typically of a tumour, by means of a radioactive tracer

radiolocalizations
plural of radiolocalization

radionecroses
plural of radionecrosis

radionecrosis
Any necrosis caused by exposure to ionizing radiation.

radioneuritis
neuritis caused by exposure to ionizing radiation

radiosensitisation
Alternative spelling of radiosensitization.

radiosensitisations
plural of radiosensitisation

radiosensitization
treatment of a tumour with radiant heat in order to make it more susceptible to radiation treatment

radiosensitizations
plural of radiosensitization

rainscald
A skin disease made more likely by excessive dampness that facilitates skin penetration by the infectious zoospores; a bacterial infection by Dermatophilus congolensis found mostly in ruminants.

rale
An abnormal clicking, rattling or crackling sound, made by one or both lungs and heard with a stethoscope, caused by the popping open of airways collapsed by fluid or exudate, or sometimes by pulmonary edema.

rales
plural of rale

ramatroban
A thromboxane receptor antagonist used in treating coronary artery disease and asthma.

ranavirosis
Any virosis caused by a ranavirus

rangeliosis
A disease of dogs and other species, caused by the hemoprotozoan parasite Rangelia vitalii.

raphania
Poisoning by ingestion of seeds of the wild radish, Raphanus raphanistrum.

raphanias
plural of raphania

rasopathies
plural of rasopathy

rasopathy
Alternative letter-case form of RASopathy.

ratpox
A viral infection of rats, similar to cowpox

reagudization
Synonym of exacerbation.

rebiosis
The reversal of dysbiosis

recidivation
Relapse of a disease or a symptom.
Synonym of recidivism.

recidivations
plural of recidivation

rectitis
proctitis.

rectocolitis
inflammation of the rectum and colon

rectophobia
The fear of rectal disease.

rectosigmoiditis
inflammation of the sigmoid colon and rectum

recusance
Alternative form of recusancy.

recusances
plural of recusance

recusancies
plural of recusancy

recusancy
Obstinate refusal or opposition.
The state of being a recusant; nonconformity.

rediagnosis
diagnosis again

rehemorrhage
A repeat hemorrhage

rehemorrhages
plural of rehemorrhage

rehypnosis
hypnosis again

reinfection
Another infection, another instance of being infected

reinfections
plural of reinfection

reinflammation
inflammation again or anew

reinflammations
plural of reinflammation

reinjury
Injury appearing for a second or subsequent time.

reinopathy
Misspelling of retinopathy.

reintoxication
A second or subsequent intoxication

reintoxications
plural of reintoxication

reninoma
A tumor that produces renin

reninomas
plural of reninoma

renopathies
plural of renopathy

renopathy
Any disease of the kidneys; nephropathy.

rentinoblastoma
Misspelling of retinoblastoma.

reseizure
A second or subsequent seizure (of assets, property, etc.).

reseizures
plural of reseizure