disease - an impairment of health or a condition of abnormal functioning

NEC, necrotizing enterocolitis - an acute inflammatory disease occurring in the intestines of premature infants; necrosis of intestinal tissue may follow

gastroenteritis, intestinal flu, stomach flu - inflammation of the stomach and intestines; can be caused by Salmonella enteritidis

pelvic inflammatory disease, PID - inflammation of the female pelvic organs (especially the Fallopian tubes) caused by infection by any of several microorganisms (chiefly gonococci and chlamydia); symptoms are abdominal pain and fever and foul-smelling vaginal discharge

empyema - a collection of pus in a body cavity (especially in the lung cavity)

pleurisy - inflammation of the pleura of the lungs (especially the parietal layer)

pharyngitis, raw throat, sore throat - inflammation of the fauces and pharynx

angina - any disease of the throat or fauces marked by spasmodic attacks of intense suffocative pain

arthritis - inflammation of a joint or joints

acne - an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones

inflammation, redness, rubor - a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat

urinary tract infection - any infection of any of the organs of the urinary tract