Yes: If after 4 months you still have sharp pains you probably have more than just a sprain. It could be a tear of your meniscus and you should get an mri.
Answered 9/28/2011
6.3k views
Knee sprain: It is possible that your injury caused some other internal derangement in your knee, such as a meniscal tear or surface cartilage injury. You should consult your doctor for further evaluation and treatment.
Answered 9/28/2016
4.9k views
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