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Medical Terminology
| Term | Definition |
|---|---|
| Mono-, uni- | One example: unilateral |
| Bi- | Two example: Bilateral |
| Tri- | Three example- Tricuspid valve |
| Ab- | Away From |
| Ad- | Toward |
| Ecto-, Exo- | Outside |
| Endo- | Inside |
| Epi- | Upon, over |
| Anterior or ventral | Toward the front of the body |
| Posterior or dorsal | Toward the back of the body |
| Superior | Above of toward the head |
| Inferior | Below or toward the feet |
| Lateral | Away from the midline of the body |
| Distal | Farther from the point of attachment |
| Proximal | Closer to the point of attachment |
| Ambi- | Both |
| Dys- | Bad, difficult, abnormal |
| Eu- | Good, normal |
| Homo- | Same |
| Iso- | Equal, same |
| Mal- | Bad |
| -algia | pain |
| -emia | bad condition |
| -itis | inflammation |
| -lysis | breakdown, destruction |
| -oid | resembling |
| -opathy | disease |
| -pnea | breathing |
| -centesis | surgical puncture to remove fluid |
| -ectomy | surgical removal |
| -ostomy | creating an opening |
| -otomy | cutting into |
| -orrhaphy | surgical repair or suturing |
| -opexy | surgical fixation |
| -oplasty | surgical reconstruction |
| -otripsy | crushing |
| Alopecia | Loss of hair from areas where hair normally grows; can be patchy or complete. |
| Hyperhidrosis | Excessive sweating beyond what the body needs for normal temperature control. |
| Onychocryptosis | An ingrown nail, usually a toenail, where the nail grows into the surrounding skin and causes pain or swelling. |
| Xeroderma | Unusually dry skin that may appear rough, flaky, or itchy |
| Erythroderma | Redness of the skin covering a large area of the body, often caused by inflammation or irritation. |
| Arthralgia | Joint pain |
| Myalgia | Muscle pain |
| Osteomyelitis | Infection/inflammation of bone and bone marrow |
| Scoliosis | Abnormal lateral curvature of the spine |
| Tendonitis / Tendinitis | Inflammation of a tendon |
| Neuralgia | Nerve pain |
| Ataxia | Lack of coordination |
| Hemiparesis | Partial weakness on one side of body |
| Photophobia | Extreme sensitivity to light |
| Meningitis | Infection/inflammation of the meninges |
| Blepharitis | Eyelid inflammation |
| Keratitis | Inflammation of the cornea |
| Otalgia | Ear pain |
| Vertigo | Sensation of spinning/dizziness |
| Dacryocystitis | Infection of the tear sac |
| Hyperthyroidism | Excessive thyroid hormone production |
| Hypothyroidism | Underproduction of thyroid hormones |
| Adrenomegaly | Enlargement of the adrenal gland |
| Hyperglycemia | High blood sugar |
| Acromegaly | Enlarged extremities caused by excess growth hormone |
| Lymphadenopathy | Disease/enlargement of a lymph node |
| Thrombocytopenia | Low platelet count |
| Leukocytosis | High white blood cell count |
| Anemia | Low red blood cells or hemoglobin |
| Splenomegaly | Enlarged spleen |
| Echocardiogram | Ultrasound image of the heart |
| Angina pectoris | Chest pain due to decreased blood flow to the heart |
| Cardiomegaly | Enlargement of the heart |
| Hypertension | High blood pressure |
| Myocarditis | Inflammation of the heart muscle |
| Pneumonitis | inflammation of the lungs |
| Thoracotomy | surgical incision into the chest |
| Tachypnea | rapid breathing |
| Endotracheal | pertaining to within the trachea |
| Pulmonology | study of the lungs |
| Gastroenteritis | inflammation of stomach and intestines |
| Colonoscopy | visual exam of the colon |
| Hepatomegaly | enlargement of the liver |
| Esophagitis | inflammation of the esophagus |
| Choleloithiasis | gallstones in the gallbladder |
| Urethrostenosis | narrowing of the urethra |
| Nephrolithiasis | kidney stones |
| Cystitis | bladder inflammation |
| Uremia | excess urea in the blood |
| pyelonephritis | kidney infection involving the renal pelvis |
| Gynecology | The study of the female reproductive system |
| Mastalgia | Breast pain |
| Colposcopy | Procedure to visually examine the vagina and cervix |
| Oligohydramnios | A condition of decreased amniotic fluid |
| Salpingectomy | Surgical removal of a fallopian tube |