|Other encyclopedia topics:||A-Ag Ah-Ap Aq-Az B-Bk Bl-Bz C-Cg Ch-Co Cp-Cz D-Di Dj-Dz E-Ep Eq-Ez F G H-Hf Hg-Hz I-In Io-Iz J K L-Ln Lo-Lz M-Mf Mg-Mz N O P-Pl Pm-Pz Q R S-Sh Si-Sp Sq-Sz T-Tn To-Tz U V W X Y Z 0-9|
|Contents of this page:|
Alternative Names Return to topMuscle fasciculation; Fasciculations of muscle
Definition Return to top
Muscle twitches are fine movements of a small area of muscle.
Considerations Return to top
Muscle twitching is caused by minor muscle contractions in the area, or the uncontrollable twitching of a muscle group that is served by a single motor nerve fiber or filament.
Muscle twitches are minor and often go unnoticed. Some are common and normal. Others are signs of a nervous system disorder.
Causes Return to top
Nervous system conditions that can cause muscle twitching:
Symptoms that suggest a nervous system disorder include:
Home Care Return to top
There is usually no treatment necessary for benign muscle twitching.
When to Contact a Medical Professional Return to top
Call your health care provider if you have long-term or persistent muscle twitches.
What to Expect at Your Office Visit Return to top
Your health care provider will take a medical history and perform a physical examination.
Medical history questions may include:
Diagnostic tests vary depending on the suspected cause. Tests may include:
References Return to top
Barohn RJ. Muscle diseases. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007: chap 447.Update Date: 11/13/2008 Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; and Daniel B. Hoch, PhD, MD, Assistant Professor of Neurology, Harvard Medical School, Department of Neurology, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.