Medical Conditions Terminology in Category I


Iduronic Acid


Ideational Agnosia

Loss of the ability to comprehend the meaning or recognize the importance of various forms of stimulation that cannot be attributed to impairment of a primary sensory modality. Tactile agnosia is characterized by an inability to perceive the shape and nature of an object by touch alone, despite unimpaired sensation to light touch, position, and other primary sensory modalities.

Icelandic Type Amyloidosis

A familial condition marked by the deposition of AMYLOID in the walls of small blood vessels in the cerebral cortex and meninges and characterized clinically by cerebral ischemia (see BRAIN ISCHEMIA), CEREBRAL INFARCTION, and CEREBRAL HEMORRHAGE..


Ibotenic Acid


Illegal Abortion

Illegal termination of pregnancy.

Immune Adherence Reaction


Immunoglobulin Allotype

Hereditary serologic types based on antigenic differences in the light and heavy chains of immunoglobulins due to allelic genes in the gene loci coding the chains. The Inv system applies to the kappa light chains, the Gm system applies to the heavy chains of IMMUNOGLOBULIN G.

Immunoglobulin Alterations

Glycoproteins present in the blood (ANTIBODIES) and in other tissue. They are classified by structure and activity into five classes (IMMUNOGLOBULIN A; IMMUNOGLOBULIN D; IMMUNOGLOBULIN E; IMMUNOGLOBULIN G; IMMUNOGLOBULIN M).

Immunoglobulin Gm Allotype

Hereditary allotypic markers associated with the heavy chain of IMMUNOGLOBULIN G.

Immunoglobulin Inv Allotype

Hereditary allotypic markers associated with the light chain of IMMUNOGLOBULIN G.