Category: H
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Heterologous tumor
A tumor in which the tissue differs from that in which it is growing.
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Hematogenous tuberculosis
The spread of tuberculosis from a primary site to another site via the bloodstream. Tuberculosis disseminated through the bloodstream.
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Hysterical tremor
A fine tremor occurring in hysteria. It may be limited to one extremity or generalized.
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Homotopic transplantation
Transplantation in which the transplant occupies the same location in the host as it had in the donor.
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Heterotopic transplantation
Transplantation in which the transplant is placed in a different location in the host than it had been in the donor.
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Heteroplastic transplantation
Transplantation of a part from one individual to another individual of the same or a closely related species.
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Heart transplantation
Surgical transplantation of the heart from a patient who died of trauma or a disease that left the heart intact and capable of functioning in the recipient. The only absolute contraindications are uncontrollable cancer or infection, irreversible pulmonary vascular disease, or a separate life-threatening disease; in general, however, patients over 65 years, those with severe…
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Hair transplantation
A surgical procedure for placing plugs of skin containing hair follicles from one body site to another. This time consuming technique is used to treat baldness.
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Habit training
The development in young children of specific behavior patterns for performing basic activities such as eating, dressing, using the toilet, and sleeping.
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Head traction
Traction applied to the head as in the treatment of injuries to cervical vertebrae. A pulling force applied to the head, commonly used in treating injuries of the neck.