Medical term:

orthopnea


orthopnea

 [or″thop-ne´ah]
dyspnea that is relieved in the upright position; see also platypnea.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

or·thop·ne·a

(ōr'thop-nē'ă, ōr-thop'nē-ă), In the diphthong pn, the p is silent only at the beginning of a word. Although orthopne'a is the correct pronunciation, the alternative pronunciation orthop'nea is widespread in the U.S.
Discomfort in breathing that is brought on or aggravated by lying flat. Compare: platypnea.
[ortho- + G. pnoē, a breathing]
Farlex Partner Medical Dictionary © Farlex 2012

orthopnea

Clinical medicine Dyspnea in a Pt with moderate CHF, due to ↑ venous return from failing ventricles; such Pts breathe better when sitting straight or standing erect
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

or·thop·ne·a

(ōr-thop'nē'ă)
Discomfort in breathing that is brought on or aggravated by lying flat.
Compare: platypnea
Synonym(s): orthopnoea.
[ortho- + G. pnoē, a breathing]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Orthopnea

Difficulty in breathing that occurs while the patient is lying down.
Mentioned in: Shortness of Breath
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.

or·thop·ne·a

(ōr-thop'nē'ă)
Discomfort in breathing that is brought on or aggravated by lying flat.
Synonym(s): orthopnoea.
[ortho- + G. pnoē, a breathing]
Medical Dictionary for the Dental Professions © Farlex 2012

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