index of activities of daily living
The first person whose condition leads to the investigation of a hereditary or infectious disease.
(in′dē-ă) A black ink, commonly used in the past, made from lampblack. In clinical pathology, it is used to stain fungi, such as Cryptococcus neoformans.
ABBR: IHS. A bureau of the U.S. Department of Health and Human Services, responsible for providing public health and medical services to Native Americans.
(ĭn′dĭ-kăn″) 1. Potassium salt of indoxylsulfate, found in sweat and urine, and formed when intestinal bacteria convert tryptophan to indole. 2. In plants, a yellow glycoside, the precursor of the dye indigo.
(ĭn′dĭ-kănt) 1. Something such as a sign or symptom that points to the presence of a disease. 2. Something such as loss of a symptom or sign that indicates that the treatment of the disease is proper and effective.
(in″dĭ-kā′shŏn) [L. indicare, a setting, valuation] 1. A sign or circumstance that suggests the proper treatment of a disease. 2. An approved use for any therapeutic intervention or drug, e.g., in the U.S., a use that has met the standards set by the U.S. Food and Drug Administration. SYN: labeled use.
causal i. An indication provided by the knowledge of the cause of a disease.
symptomatic i. An indication provided by the symptoms of a disease rather than because of precise knowledge of the actual disease process. For example, a patient may be given acetaminophen without knowing the cause of the symptoms of headache or fever
(in″dĭ-kāt′ŏr) [L. indicare, to show] In chemical analysis, a substance that can be used to determine pH. In a more general sense, any substance that can be used to determine the completeness of a chemical reaction, as in volumetric analysis. SEE: table.
Colors of Indicators of pH
| ||Color || |
| ||Toward Acid ||Toward Alkali ||Range of pH |
|Methyl yellow ||Red ||Yellow ||2.9–4.0 |
|Congo red ||Blue ||Red ||3.0–5.2 |
|Methyl orange ||Red ||Yellow ||3.1–4.4 |
|Methyl red ||Red ||Yellow ||4.2–6.2 |
|Litmus ||Red ||Blue ||4.5–8.3 |
|Bromcresol purple ||Yellow ||Purple ||5.2–6.8 |
|Bromothymol blue ||Yellow ||Blue ||6.0–7.6 |
|Phenol red ||Yellow ||Red ||6.8–8.4 |
|Phenolphthalein ||Colorless ||Pink ||8.2–10.0 |
empirical i. An instrument, experimental condition, or clinical procedure that is used for observation, measurement, or protocol writing, esp. in clinical research.
health i. SEE: health indicator.
quality i. Any measure of the process, performance, or outcome of health ...