astereognosis


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Related to astereognosis: agraphesthesia

astereognosis

 [ah-ster″e-og-no´sis]
loss or lack of the ability to understand the form and nature of objects that are touched (stereognosis), a form of tactile agnosia.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

tac·tile ag·no·si·a

inability to recognize objects by touch, in the presence of intact cutaneous and proprioceptive hand sensation; caused by a lesion in the contralateral parietal lobe.
Farlex Partner Medical Dictionary © Farlex 2012

astereognosis

Neurology Inability to recognize familiar objects by touch that cannot be explained by a defect of elementary tactile sensation
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

tac·tile ag·no·si·a

(tak'til ag-nō'zē-ă)
Inability to recognize objects by touch, in the presence of intact cutaneous and proprioceptive hand sensation; caused by a lesion in the contralateral parietal lobe.
Synonym(s): astereognosis.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

astereognosis

The inability to recognize the shape of objects by touch. This is a fairly common consequence of STROKE.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005