Common Medical Prefixes Flashcards
em-, en-
in, e.g., embolic (pushing or growing in)
angio-
relating to a vessel, e.g., angiofibrosis (hardening of a vessel wall)
oxy-
sharp, acute, e.g., oxyesthesia (a condition of increased acuity of sensation)
hepato-
liver, e.g., hepatitis (inflammation of the liver)
cyto-
relation to a cell, e.g., cytolysis (the dissolution of a cell)
vaso-
vessel, e.g., vasoconstriction (narrowing of the blood vessels) or vasodilation (widening of the blood vessels)
derm-
pertaining to the skin, e.g., dermatitis (inflammation of the skin)
opto-
relating to vision, e.g., optometer (an instrument for determining the refraction of the eye)
a-, an-
without, e.g., anorexia (loss of appetite) (Evans, et. al., 2000, p. 158).
uni-
one, e.g., unicellular (composed of one cell)
ortho-
straight, e.g., orthostatic (standing upright from a sitting or reclining position)
meta-
after, beyond, transformation, e.g., metastasis (the shifting of a disease)
hemato-, hema-
pertaining to the blood, e.g., hemorrhage (bleeding, a flow of blood) or hematuria (blood in the urine)
necro-
relating to death, e.g., necrocytosis (death of cells)
hydro-
pertaining to water, e.g., hydrocyst (a cyst or sore with clear, watery contents)
infra-
below, beneath, e.g., infracardiac (beneath the heart, below the level of the heart)
ecto-
out, away from, e.g., ectoderm (the outermost layer of the skin)
tachy-
rapid, e.g., tachycardia (rapid beating of the heart)
carcino-
pertaining to cancer, e.g., carcinogen (any cancer producing substance) or carcinoma (a malignant neoplasm or cancer)
encephalo-
condition in the brain or head, e.g., encephalomyolitis (an acute inflammation of the brain and spinal cord) or encephalosclerosis (a hardening of the brain)
adeno-
gland, e.g., adenoma, a benign (non-cancerous) epithelial (surface-covering) tumor in which the cells form recognizable glandular structures
dia
through, apart, e.g., diagastric (through the stomach)
bio-
relation to life, e.g., biopsy (the process of removing tissue from living residents for a diagnostic examination)
ante-
in front of, before, e.g., ante cibum (before a meal)
celio-
pertaining to the abdomen, e.g., celiectomy (excision of the stomach) or celiocentesis (puncture of the abdominal cavity)
entero-
relating to the intestines, e.g., enterocolitis (inflammation of the mucous membrane of both small and large intestines)
syn-
loss, e.g., syncope (to faint, a temporary loss of consciousness due to generalized cerebral ischemia, i.e. too little blood getting to the brain) (Landefeld, et. al., 2004, p.138; Evans, et. al., 2000, 111) Syncope itself is not a diagnosis but rather a symptom of an underlying disorder.
myel-
pertaining to the spinal cord, e.g., myeloplegia (spinal paralysis)
pneumo-
lung, e.g., pneumonia (inflammation of the lung)
rachi-
spine, e.g., rachiocampsis (curvature of the spine)
labio-
relating to the lip, e.g., labiocervical (pertaining to the lip and to the neck)
hemi-
half, e.g., hemialgia (pain affecting one entire half of the body) or hemiplegia (paralysis of one side of the body)
pan-
all, e.g., pancarditis (diffuse inflammation of the heart)
thermo-
heat, e.g., thermophobia (morbid fear of heat)
ad-
toward, to at
glyco-
relationship to sweetness (sugar), e.g., glycogen, the chief carbohydrate storage material in animals formed by and largely stored in the liver and, to a lesser extent, in the muscles
osteo-
pertaining to the bones, e.g., osteoporosis (reduction in the quantity of bone or atrophy of skeletal tissue)
gastro-
stomach, e.g., gastrostomy (the establishment of an artificial opening into the stomach, usually for feeding purposes)
cephalo-
head, e.g., cephalogram (an X-ray image of the structures of the head)
circum-
around, e.g., circumcorneal (around or about the cornea of the eye)