intrinsic sphincter deficiency
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in·trin·sic sphinc·ter de·fi·cien·cy(ISD) (in-trin'zik sfingk'tĕr dĕ-fish'ĕn-sē)
Refers to grade 3 of the stress urinary incontinence scale, which is the inability of the urethral walls to remain compressed with an increase in abdominal pressure as in straining at stool.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
intrinsic sphincter deficiencyAbbreviation: ISD
Weakening of the urethral sphincter muscles, a frequent cause of stress urinary incontinence.
See also: deficiency
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