The basis for initiation of a treatment for a disease or of a diagnostic test; may be furnished by a knowledge of the cause (causal i.), by the symptoms present (symptomatic i.), or by the nature of the disease (specific i.). [L. fr. in-dico, pp. -atus, to point out, fr. dico, to proclaim]
- off label i. use of a medication for a purpose other than that approved by the FDA.

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in·di·ca·tion .in-də-'kā-shən n
1 a) a symptom or particular circumstance that indicates the advisability or necessity of a specific medical treatment or procedure <postpartum hemorrhage is the chief \indication for the use of ergot preparations and derivatives (C. H. Thienes)>
b) something that is indicated as advisable or necessary <in case of collapse the immediate \indication is artificial respiration (Jour. Amer. Med. Assoc.)>
2) the degree indicated in a specific instance or at a specific time on a graduated physical instrument (as a thermometer)

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(in medicine) a strong reason for believing that a particular course of action is desirable. In a wounded patient, the loss of blood, which would lead to circulatory collapse, is an indication for blood transfusion. Compare contraindication.

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in·di·ca·tion (in″dĭ-kaґshən) [L. indicatio] a sign or circumstance that points to or shows the cause, pathology, treatment, or issue of an attack of disease; something that points out, or serves as a guide or warning.

Medical dictionary. 2011.

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  • indication — [ ɛ̃dikasjɔ̃ ] n. f. • 1333; lat. indicatio 1 ♦ Action d indiquer. L indication d origine est obligatoire pour les produits importés. Sans indication de date. ⇒ mention. Je me suis adressé à cette maison sur l indication de X. ⇒ avis. 2 ♦ (1708)… …   Encyclopédie Universelle

  • indication — Indication. s. f. v. Action par laquelle on indique. Il fut pris prisonnier sur l indication d un tel. des trois qui m estoient obligez solidairement, je me suis adressé pour estre payé au plus riche sur vostre indication. Il signifie en termes… …   Dictionnaire de l'Académie française

  • Indication — can refer to: * A synonym for [ Sign] . * Human interface Highlighting the single object pointed to as a cursor is moved, without any other user action such as clicking, is indication. * Indication… …   Wikipedia

  • Indication — In di*ca tion, n. [L. indicatio: cf. F. indication.] [1913 Webster] 1. Act of pointing out or indicating. [1913 Webster] 2. That which serves to indicate or point out; mark; token; sign; symptom; evidence. [1913 Webster] The frequent stops they… …   The Collaborative International Dictionary of English

  • indication — I noun allusion, augury, auspice, badge, brand, clue, connotation, cue, emblem, evidence, evincement, exponent, foretoken, guide, hint, implication, index, indicant, indicator, indicium, innuendo, insinuation, intimation, mark, marker, mention,… …   Law dictionary

  • indication — (n.) early 15c., from L. indicationem (nom. indicatio) an indicating; valuation, noun of action from pp. stem of indicare point out, show, from in into, in, on, upon (see IN (Cf. in ) (2)) + dicare proclaim, from stem of dicere to speak, to say… …   Etymology dictionary

  • indication — [n] evidence, clue adumbration, attestation, augury, auspice, cue, earnest, explanation, expression, forewarning, gesture, hint, implication, index, indicia, inkling, intimation, manifestation, mark, nod, note, notion, omen, pledge, portent,… …   New thesaurus

  • indication — [in΄di kā′shən] n. [L indicatio] 1. the act of indicating 2. something that indicates, points out, or signifies; sign 3. something that is indicated as necessary 4. the amount or degree registered by an indicator …   English World dictionary

  • indication — noun ADJECTIVE ▪ firm (BrE), good, strong ▪ fair (esp. BrE) ▪ It was a fair indication of what was to come. ▪ accurate, relia …   Collocations dictionary

  • INDICATION — s. f. Action par laquelle on indique. Il fut arrêté dans la foule, sur l indication d un tel. Sur votre indication, je me suis adressé à un tel pour être mieux informé.   Il se dit quelquefois pour Renseignement, désignation. Cela peut fournir d… …   Dictionnaire de l'Academie Francaise, 7eme edition (1835)

  • indication — (in di ka sion ; en vers, de cinq syllabes) s. f. 1°   Action d indiquer. Il fut arrêté dans la foule sur l indication d un tel. 2°   Renseignement, renvoi. Cela peut fournir d utiles indications. Avec les indications que vous me donnez je… …   Dictionnaire de la Langue Française d'Émile Littré

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