Introduced inadvertently by a medical practitioner or resulting from a diagnostic procedure or treatment.
A contagious, inflammatory skin infection that usually occurs on the face. Characterized by the appearance of small, itchy blisters that rupture and form a crusty scab; usually caused by streptococcal or staphylococcal bacteria or a combination of both types of organisms.
A device that requires the client to deep breathe, hold the breath for approximately 3 seconds, and then exhale in an effort to expand the lungs.
Unsuitability for combination, often due to antagonistic action.
Area of hardened tissue.
The invasion and multiplication of pathogenic organisms within the body.
Permission obtained from a client to perform a specific test or procedure after the client has been fully informed about the test or procedure.
intelligence quotient (IQ)
Measurement of a person's ability to comprehend relationships, think, problem solve, and adjust to new situations; usually expressed as a score and based on standardized intelligence tests.
Pain that occurs with activity or exercise but that is relieved with rest. This pain results from the body's inability to supply arterial blood (blood rich in nutrients) to the tissues that experience an increase in demand during exercise or activity.
The deep analysis of the meaning and significance of what a client is saying and doing in an effort to gain insight into his behavior.
Dermatitis that occurs at moist, warm sites where skin surfaces rub together, such as the armpits, the inner surfaces of the thighs, and between the buttocks; caused by an overgrowth of normal flora.
intra-aortic balloon pump
A device consisting of a balloon attached to a catheter that is introduced into the descending thoracic aorta through the femoral artery. Alternating inflation (during diastole) and deflation (during systole) of the balloon alters resistance to aortic blood flow and both decrease the heart's workload and increase the supply of blood to the coronary arteries.
Pressure exerted by the brain tissue, cerebrospinal fluid, and blood.
Injection of any substance into the skin between the dermis and epidermis. The technique is typically used to produce a local drug effect (such as in local anesthesia for procedures such as suturing wounds) or during allergy testing. Also called intracutaneous injection.
Administration of fluid, blood, or drugs into the bone marrow cavity of a long bone; typically used in children for emergency situations when I.V. access is difficult or unavailable.
Telescoping or invagination of a portion of the bowel into an adjacent portion; most commonly seen in infants.
iron deficiency anemia
Anemia characterized by an insufficient amount of iron in the serum, decreased stores of iron in the bone marrow, and elevated serum iron-binding.
Excitability or excessive responsiveness to a stimulus.
Of or relating to a solution that has the same osmotic pressure as another solution; a solution in which cells neither swell nor shrink.
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