marked by recurring high fever and transmitted by the bite of infected lice or ticks
rheumatic fever
Noun
a severe disease chiefly of children and characterized by painful inflammation of the joints and frequently damage to the heart valves
rheumatic heart disease
Noun
heart disease caused by recurrent episodes of rheumatic fever
ringworm
Noun
infections of the skin or nails caused by fungi and appearing as itching circular patches
red-green dichromacy
Noun
confusion of red and green
red-green color blindness
Noun
confusion of red and green
red-green colour blindness
Noun
confusion of red and green
respiratory disease
Noun
a disease affecting the respiratory system
respiratory illness
Noun
a disease affecting the respiratory system
respiratory disorder
Noun
a disease affecting the respiratory system
rheumatoid arthritis
Noun
a chronic autoimmune disease with inflammation of the joints and marked deformities
rheumatoid factor
Noun
autoantibody that is usually present in the serum of people with rheumatoid arthritis
refractory anemia
Noun
any of various anemic conditions that are not successfully treated by any means other than blood transfusions (and that are not associated with another primary disease)
respiratory tract infection
Noun
any infection of the respiratory tract
respiratory infection
Noun
any infection of the respiratory tract
raw throat
Noun
inflammation of the fauces and pharynx
red-blindness
Noun
dichromacy characterized by lowered sensitivity to long wavelengths of light resulting in an inability to distinguish red and purplish blue
rim blight
Noun
a disease of tea plants
rheumatoid spondylitis
Noun
a chronic form of spondylitis primarily in males and marked by impaired mobility of the spine
rickets
Noun
childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus
rachitis
Noun
childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus
rachitis
Noun
inflammation of the vertebral column
rosacea
Noun
a skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance
ranula
Noun
a cyst on the underside of the tongue
rheumatic aortitis
Noun
aortitis occurring in rheumatic fever
rhabdomyoma
Noun
benign rumor of striated muscle
retinoblastoma
Noun
malignant ocular tumor of retinal cells
rhagades
Noun
cracks or fissures in the skin (especially around the mouth or anus)
rhabdomyosarcoma
Noun
a highly malignant neoplasm derived from striated muscle
rhabdosarcoma
Noun
a highly malignant neoplasm derived from striated muscle
retinopathy
Noun
a disease of the retina that can result in loss of vision
ring rot
Noun
disease of tomatoes and potatoes and tobacco etc caused by the bacterium Pseudomonas solanacearum
ring disease
Noun
disease of tomatoes and potatoes and tobacco etc caused by the bacterium Pseudomonas solanacearum
rhizoctinia disease
Noun
disease caused by rhizoctinia or fungi of Pellicularia and Corticium
russet scab
Noun
rhizoctinia disease of potatoes
root rot
Noun
disease characterized by root decay
ruptured intervertebral disc
Noun
a painful rupture of the fibrocartilage of the disc between spinal vertebrae
rabies
Noun
an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal)
rectocele
Noun
protrusion or herniation of the rectum into the vagina
red water
Noun
a disease of cattle
rhinotracheitis
Noun
a respiratory infection of the nose and throat in cattle
rinderpest
Noun
an acute infectious viral disease of cattle (usually fatal)
raw wound
Noun
a wound that exposes subcutaneous tissue
rope burn
Noun
abrasion (usually on the hands) caused by friction from a rope
rabbit fever
Noun
a highly infectious disease of rodents (especially rabbits and squirrels) and sometimes transmitted to humans by ticks or flies or by handling infected animals
radiation sickness
Noun
syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions)
radiation syndrome
Noun
syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions)
restless legs syndrome
Noun
feeling of uneasiness and restlessness in the legs after going to bed (sometimes causing insomnia)
restless legs
Noun
feeling of uneasiness and restlessness in the legs after going to bed (sometimes causing insomnia)