Paresis (also known as Pareses, Muscle Paresis): A general term referring to a mild to moderate degree of muscular weakness, occasionally used as a synonym for PARALYSIS (severe or complete loss of motor function). In the older literature, paresis often referred specifically to paretic neurosyphilis (see NEUROSYPHILIS)

NIH MeSH · D010291Diseases

Paresis

Also known asPareses · Muscle Paresis · Muscle Pareses · Pareses, Muscle · Paresis, Muscle · Muscular Paresis · Muscular Pareses · Pareses, Muscular · Paresis, Muscular · Hemiparesis · Hemipareses · Upper Extremity Paresis

Definition

A general term referring to a mild to moderate degree of muscular weakness, occasionally used as a synonym for PARALYSIS (severe or complete loss of motor function). In the older literature, paresis often referred specifically to paretic neurosyphilis (see NEUROSYPHILIS). General paresis and general paralysis may still carry that connotation. Bilateral lower extremity paresis is referred to as PARAPARESIS.

MeSH classification

  • C10.597.636
  • C23.888.592.643

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Common questions about Paresis

What does Paresis mean in medicine?
A general term referring to a mild to moderate degree of muscular weakness, occasionally used as a synonym for PARALYSIS (severe or complete loss of motor function). In the older literature, paresis often referred specifically to paretic neurosyphilis (see NEUROSYPHILIS). General paresis and general paralysis may still carry that connotation. Bilateral lower extremity paresis is referred to as PARAPARESIS. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Paresis known by any other names?
Yes. Paresis is also referred to as Pareses, Muscle Paresis, Muscle Pareses, Pareses, Muscle in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Paresis sit in the medical classification?
Paresis falls under the broader medical category "Diseases" in the MeSH hierarchy (tree numbers: C10.597.636, C23.888.592.643). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Paresis?
For a plain-language explanation of Paresis - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about Paresis" above.

Source: NIH MeSH 2026 (D010291) — National Library of Medicine, public domain. View official MeSH record ↗