Small cell lung cancer is a disease in which the cells of the lung tissues grow uncontrollably and form tumors.
Lung cancer is divided into two main types: small…
Alternative names Adrenocortical hypofunction; Chronic adrenocortical insufficiency; Adrenal insufficiency
Definition Addison’s disease is a hormone deficiency caused by damage to the outer layer of the adrenal gland (adrenal cortex).
Definition
Abnormally strange, unusual, or weird behavior in a person that is not typical of that individual (delirium or dementia).
Definition A form of psoriasis with characteristic water drop shaped scaly macules.
Alternative Names Guttate psoriasis
Definition Psoriasis is a common skin inflammation (irritation and swelling) characterized by frequent episodes of redness; itching; and thick, dry, silvery scales on the skin.
Alternative Names Plaque psoriasis
A disorder with a chronic depressed mood; it is a mild form of depression.
Overview, Causes, & Risk Factors
Turner syndrome is a genetic disorder caused by the lack of an X chromosome.
What is going on in the body? Turner syndrome only…
Alternate Names : Insulin-Dependent Diabetes Mellitus, IDDM, Type 1 Diabetes Mellitus
Overview, Causes, & Risk Factors Type 1 diabetes mellitus, more commonly known as type 1 diabetes, is a disease…
Alternative names Cholecystitis - acute; Gallstones - acute cholecyctitis
Definition Acute cholecystitis is a sudden inflammation of the gallbladder that causes severe abdominal pain.
Alternative names Infectious diarrhea - bacterial gastroenteritis; Acute gastroenteritis; Gastroenteritis - bacterial
Definition Bacterial gastroenteritis is an inflammation of the stomach and intestines caused by bacteria or bacterial toxins. (Also…
Alternative names Acute gastritis
Definition Acute gastritis is a sudden inflammation of the lining of the stomach.
Alternative names Intestinal pseudo-obstruction; Acute colonic ileus; Colonic pseudo-obstruction; Idiopathic intestinal pseudo-obstruction; Ogilvie’s syndrome
Definition Primary or idiopathic intestinal pseudo-obstruction is a condition characterized by symptoms of intestinal obstruction without…
Alternative names Secondary glaucoma; Open angle glaucoma; Chronic glaucoma; Closed angle glaucoma; Congenital glaucoma; Acute glaucoma
Definition Glaucoma involves increased fluid pressure inside the eye (intraocular pressure), which damages the…
Alternative names Gouty arthritis - acute; Gout - acute
Definition Acute gouty arthritis is an attack of a metabolic disease marked by uric acid deposits in the joints. The disorder…
Alternative names Landry-Guillain-Barre syndrome; Acute idiopathic polyneuritis; Infectious polyneuritis; Acute inflammatory polyneuropathy
Definition Guillain-Barre syndrome is a disorder caused by nerve inflammation involving progressive muscle weakness or paralysis, which often…
Alternative names Renal failure - acute; Kidney failure; Kidney failure - acute; Renal failure; ARF
Definition Acute renal failure is sudden loss of the ability of the kidneys to excrete…
Alternative names Tubulointerstitial nephritis; Nephritis - interstitial; Acute interstitial (allergic) nephritis
Definition Interstitial nephritis is a kidney disorder caused by inflammation of the tubules and the spaces between the tubules…
Alternative names Acute invasive aspergillosis; Aspergillosis - acute invasive
Definition The invasive type of pulmonary aspergillosis is an acute fungal infection of the lungs that produces illness almost exclusively in…
Alternative names Acute intermittent porphyria; Hereditary coproporphyria; Congenital erythropoietic porphyria; Erythropoietic protoporphyria
Porphyria is a group of inherited disorders involving abnormalities in the production of heme pigments (the base material…
Alternative names Glomerulonephritis - acute; Acute glomerulonephritis; Nephritis syndrome - acute
Definition Acute nephritic syndrome is a group of disorders that cause inflammation of the internal kidney structures (specifically, the…
Alternative names Acute myeloid leukemia (AML); Acute granulocytic leukemia; Acute nonlymphocytic leukemia (ANLL)
Definition Acute myelogenous leukemia is a cancer of blood-forming tissues of the bone marrow. It is characterized…
Alternative names High altitude cerebral edema; Altitude anoxia; Altitude sickness; Mountain sickness; High altitude pulmonary edema
Definition Acute mountain sickness is an illness that can affect mountain climbers, hikers, skiers,…
Alternative names ALL; Acute childhood leukemia; Cancer - acute childhood leukemia (ALL)
Definition Acute lymphocytic leukemia is a progressive, malignant disease characterized by large numbers of immature white blood cells…
Alternative names Non-cardiogenic pulmonary edema; Increased-permeability pulmonary edema; Stiff lung; Shock lung; Adult respiratory distress syndrome; Acute respiratory distress syndrome
Acute respiratory distress syndrome (ARDS) is a life-threatening condition in…
Alternative names Mitral insufficiency; Acute mitral regurgitation
Definition Acute mitral regurgitation is a disorder in which the heart’s mitral valve suddenly does not close properly, causing blood to leak (back-flow)…