Varices are abnormally dilated vessels, w/ a tortuous course. [faq]What are varices? Abnormally dilated vessels.[/faq] Pathophysiology Usually occur in the venous system, but may also occur in arterial or lymphatic vessels Classification Varicose veins, large tortuous...

Leukemia are cancers of WBC's. [faq]What is leukemia? It's cancer of white blood cells. So white blood cells are the immune cells? They're cells of the immune system, that protect against infectious disease, and...

Fluid replacement is the replenishment of bodily fluids lost through various means (sweating, bleeding, fluid shift, or other pathological processes). [faq]What is fluid replacement? It's where we replenish the body with fluids....

Life support are emergency techniques performed support life after the failure of one or more vital organs. [faq]What is life support? It's where you try to "support life", after 1 or more...

Cyanosis is blue or purple coloration of skin or mucous membranes, due to tissue near skin surface having low oxygen saturation. Signs usually first appear on the lips or fingers. Pathophysiology It...

Erythema toxicorum [neonatorum] (aka urticaria neonatorum, toxic erythema of the newborn) is a common rash in neonates. Sx Blotchy red spots on the skin w/ overlying white or yellow papules or pustules Lesions...

Giardiasis (aka beaver fever) is a zoonotic parasitic disease caused by the protozoa Giardia lamblia (aka Giardia intestinalis, Giardia duodenalis). Pathophysiology The giardia organism inhabits the GI tract of a variety of...

Deep brain stimulation (DBS) is neurosurgery involving the implantation of a brain pacemaker, which sends electrical impulses, through implanted electrodes, to specific parts of the brain, for the Tx of...

Jaundice (from French "jaun" meaning "yellow", aka icterus) is yellowish pigmentation of the skin, conjunctiva, and other mucous membranes. [faq]What does jaundice mean? It sounds like someone who's being a bit...

Postmenopausal bleeding is bleeding or spotting following menopause (i.e. confirmed 12 months after your last period). [faq]What is postmenopausal bleeding? It's bleeding after menopause. What's menopause? It's when vaginal bleeding stops for 1 year. That's...