Coronary Artery Bypass Graft (CABG)
- Comments Off on Coronary Artery Bypass Graft (CABG)
- Apr, 28, 2008
- Ron Kennedy, M.D.
- Uncategorized
Coronary artery bypass graft abbreviated CABG is a form of bypass surgery that can create new routes around narrowed and blocked coronary arteries, permitting increased blood flow to deliver oxygen and nutrients to the heart muscle. Coronary artery bypass graft is an option for selected groups of patients with significant narrowings and blockages of the […]
Read MoreCoronary Arteries
- Comments Off on Coronary Arteries
- Apr, 28, 2008
- Ron Kennedy, M.D.
- Uncategorized
The coronary arteries are the vessels that supply the heart muscle with blood rich in oxygen. They are called the coronary arteries because they encircle the heart in the manner of a crown. The word “coronary” comes from the Latin corona and Greek koron meaning crown. Like other arteries, the coronaries may be subject to […]
Read MoreCornea, Corneal Abrasion, Corneal Dystrophies, Intrastomal Cprneal Ring, Corneal Transplant (Penetrating Keratoplasty)
- Comments Off on Cornea, Corneal Abrasion, Corneal Dystrophies, Intrastomal Cprneal Ring, Corneal Transplant (Penetrating Keratoplasty)
- Apr, 28, 2008
- Ron Kennedy, M.D.
- Uncategorized
The cornea is the clear front window of the eye that transmits and focuses light into the eye. A corneal abrasion is a scratch or scrape on the cornea. Corneal dystrophy is a condition in which one or more layers of the cornea lose their normal clarity due to a buildup of cloudy material. There […]
Read MoreCorn, Hard Corn, Soft Corn, Clavus
- Comments Off on Corn, Hard Corn, Soft Corn, Clavus
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
A corn is a small calloused area of skin caused by local pressure irritating tissue over a bony prominence. Corns most commonly occur over a toe where they form what is referred to as a hard corn. Between the toes, pressure can form a soft corn of macerated skin which often turns yellow. The word […]
Read MoreCor Pulmonale
- Comments Off on Cor Pulmonale
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
Cor pulmonale is a change in structure and function of the right ventricle of the heart as a result of a respiratory abnormality. Right ventricular hypertrophy (RVH) is the major change in chronic cor pulmonale although in acute cases dilation dominates. Dilation is stretching of the ventricle, the immediate result of increasing the pressure inside […]
Read MoreCor Biloculare (Two Chambered Heart)
- Comments Off on Cor Biloculare (Two Chambered Heart)
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
Cor biloculare refers to a two-chambered heart. Cor biloculare is due to failure of development of the walls that normally separate the two atria (interatrial septum) and the two ventricles (interventricular septum). Curiously enough, a two chambered heart, while not nearly as efficient as a four chamgered heart, is compatible with life, although perhaps not […]
Read MoreCoprolalia
- Comments Off on Coprolalia
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
Coprolalia is a psychiatric term referring to the excessive and uncontrollable use of foul or obscene language, including words related to feces (bowel waste). Coprolalia is a typical symptom of Tourette syndrome, a condition that has its onset in childhood and is characterized by compulsive arm movements, facial tics, grunting, groaning and shouting. Aside from […]
Read MoreContrast Nephropathy
- Comments Off on Contrast Nephropathy
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
Contrast nephropathy is a form of acute kidney toxicity leading to renal failure that begins soon after administration of contrast media (dye) for X-rays. The disorder usually runs a benign course and only rarely requires recourse to dialysis. Before having contrast x-ray studies of the kidneys, the patient must be fully informed of this risk.
Read MoreContralateral and Ipsilateral
- Comments Off on Contralateral and Ipsilateral
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
Contralateral means on the other side. The contralateral breast is the breast on the other side. A stroke affecting the right side of the brain may cause contralateral paralysis, affecting the left arm and leg. The opposite of contralateral is ipsilateral which refers to the same side.
Read MoreContraindication
- Comments Off on Contraindication
- Apr, 27, 2008
- Ron Kennedy, M.D.
- Uncategorized
A contraindication is any condition or circumstance which makes a particular treatment or procedure inadvisable. A contraindication may be absolute or relative. An absolute contraindication is a situation which makes a particular treatment or procedure absolutely inadvisable. In a baby, for example, aspirin is absolutely contraindicated because of the danger that aspirin will cause Reye […]
Read More