Category: Ia-In

The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body. An infection may cause no symptoms and be subclinical, or it may cause symptoms and be clinically apparent. An infection may remain localized, or it may spread through the blood or lymphatic vessels to become systemic…

The formation of an infarct, an area of tissue death, due to a local lack of oxygen.

Infantile paralysis is an old synonym for poliomyelitis, an acute and sometimes devastating viral disease. Man is the only natural host for poliovirus. The virus enters the mouth and multiplies in lymphoid tissues in the pharynx and intestine. Small numbers of virus enter the blood and go to other sites where the virus multiplies more extensively. Another round of viremia (virus…

An overly mature baby that has not been born until well after the usual term pregnancy. A post-term baby is specifically one born 2 weeks (14 days) or more after the usual 9 months (280 days) of gestation. The gestation (length of the pregnancy) is calculated from the date of the last menstrual period (LMP). This is…

A young baby, from birth to 12 months of age.

A branch of public health concerned with the health and well-being of workers. Its aims are to eliminate hazards and reduce industrial fatigue in the workplace.

Localized hardening of soft tissue of the body. The area becomes firm, but not as hard as bone.

The first in a series of therapeutic measures taken to treat a disease, typically a cancer. The induction therapy, for example, in acute leukemia is the initial chemotherapy designed to bring about a remission.

An abortion that is brought about intentionally. Also called an artificial or therapeutic abortion. As opposed to a spontaneous abortion (a miscarriage).

1. In medicine, a condition which makes a particular treatment or procedure advisable. CML (chronic myeloid leukemia) is an indication for the use of Gleevec (imatinib mesylate). 2. A sign or a circumstance which points to or shows the cause, pathology, treatment, or outcome of an attack of disease. The presence of the Philadelphia chromosome in peripheral blood cells is…