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DHT

DHT is a potent hormone derived from testosterone that drives male sexual development and contributes to prostate enlargement and pattern hair loss.

diagnostic mammogram

A diagnostic mammogram is a focused breast x-ray obtained to evaluate a specific finding, distinct from a routine screening mammogram in an asymptomatic person.

dietary counseling

A process by which a health professional with special training in nutrition helps people make healthy food choices and form healthy eating habits.

differentiation

Differentiation is the process by which unspecialized cells develop into distinct, mature cell types suited to specific functions in the body.

digital photography

Capturing images on a sensor instead of film, which is what made routine clinical photography and remote review practical.

diphenhydramine

One drug with several jobs: the drowsiness that limits its daytime use for allergy is the same effect sold as a sleep aid.

discharge

Discharge refers either to fluid released from the body or to a patient's formal release from a hospital or other care setting.

disease-free survival

The length of time after treatment for a specific disease during which a patient survives with no sign of the disease.

distraction

Distraction most often names a technique that shifts attention away from pain, though the term also describes the surgical separation of bone or joint surfaces.

diuretic

Diuretics increase urine output by altering how the kidneys handle salt and water, commonly used for high blood pressure and fluid retention.

diverticulosis

Diverticulosis is the presence of multiple diverticula in the colon wall, usually causing no symptoms unless they become inflamed.

diverticulum

A diverticulum is a small pouch that bulges outward from the wall of a hollow organ such as the colon.

DNA replication

DNA replication is the cellular process that copies a cell's entire DNA sequence before it divides into two daughter cells.

dosimetry

Radiation dose is measured and calculated through dosimetry, a process used in treatment planning as well as monitoring occupational and environmental exposure.

doxazosin

One receptor sits in two very different places, which is how a single tablet ended up treating both blood pressure and prostate symptoms.

doxazosin mesylate

A drug used to treat high blood pressure and urinary problems caused by an enlarged prostate.

dutasteride

Prostate growth depends on a hormone built from testosterone, and this drug shuts down the enzyme that performs the conversion.

dyspepsia

/ dis-PEP-see-uh /

Dyspepsia, or indigestion, is a group of upper-abdominal symptoms such as pain, burning, discomfort, early fullness, or uncomfortable fullness after eating.

EBV

One of the most widespread viruses in existence, harmless in most people and yet tied to a surprising list of diseases.

EGF

The signal telling skin and lining cells to divide, and a pathway where treatment targets the receiver rather than the signal.