Quadriceps strain is a partial tear of the small fibers of the muscles that make up the quadriceps group. The quadriceps are the large group of muscles in the front of the thigh. They consist of four muscles in each leg that run from the hips to the knees.
The Quadriceps Muscles
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A quadriceps strain can be caused by stretching the quadriceps beyond the amount of tension or stress that they can withstand.
Factors that increase your risk of a quadriceps strain include:
Your doctor will ask about your symptoms and medical history, your recent physical activity, and how the injury occurred. Your thighs will be examined for:
Images may be taken of your bodily structures. This can be done with:
Muscle strains are graded according to their severity:
Treatment depends on the severity of the strain.
Treatment usually includes:
If you are diagnosed with a strained quadriceps, follow your doctor's instructions .
To reduce the chance that you will strain your quadriceps:
American Academy of Family Physicians
American Council on Exercise
The College of Family Physicians of Canada
Canadian Physiotherapy Association
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Muscle strains in the thigh. American Academy of Orthopaedic Surgeons. Available at: http://orthoinfo.aaos.org/topic.cfm?topic=a00366 . Updated August 2007. Accessed September 17, 2013.
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Last reviewed September 2013 by Michael Woods, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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