411 REFERENCE · Wiktionary
Hx
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
hx
English
Alternative forms
en hx
Etymology
Formed by analogy with en Rx, variant of en ℞ prescription, abbreviation of Latin la recipe take. Compare also en Dx diagnosis.
Noun
-
en medicine en history.
en 1987 American Society for Microbiology Program and abstracts of the Twenty-Seventh Interscience Conference on Antimicrobial Agents and Chemotherapy: 4-7 October 1987 171 The purpose of this study was to see if U.u. is more commonly found in children ages 1-12 years with a Hx of sexual contact than those without such a Hx.
en 2005 Cognitive behavioral treatment of insomnia: a session-by-session guide 0-387-22252-9 Michael L. Perlis; Michael T. Smith; Carla Jungquist; Donn Posner 126 Of particular importance is that both sleepiness measures (along with a Hx of OSA) suggest that the patient may be at risk,
en 2010 Carlos Ayala; Brad Spellberg Boards and Wards fourth edition, page 553 His Hx of imprisonment and homelessness are risk factors for TB, and his bilateral upper lobe infiltrates are in the appropriate location for reactivation TB.