Knee pain
An unpleasant sensation characterized by physical discomfort (such as pricking, throbbing, or aching) localized to the knee.
Also called: Pain under knee cap, Knee pain.
Conditions associated with knee pain
The following conditions have been associated with knee pain in medical literature. This is informational and not a diagnosis.
Chikungunya
Chikungunya is a medical condition that may be associated with various symptoms and signs....
KID syndrome
KID syndrome is a medical condition that may be associated with various symptoms and signs....
Osteoarthritis
The most common form of arthritis, caused by wear and tear of joint cartilage, leading to pain, stiffness, and...
Osteoarthritis of the Knee
Degeneration of knee cartilage causing pain, stiffness, swelling, and reduced mobility....
Spondyloepiphyseal dysplasia tarda
Spondyloepiphyseal dysplasia tarda is a medical condition that may be associated with various symptoms and sig...
systemic lupus erythematosus 18
Any systemic lupus erythematosus in which the cause of the disease is a variation in the PLD4 gene....
Tests providers may use to investigate knee pain
When investigating knee pain, a healthcare provider may order one or more of the following laboratory tests. Test selection is a clinical decision made by a qualified professional.
ANA (Antinuclear Antibodies)
Screens for autoimmune diseases such as lupus....
Anti-dsDNA Antibodies
Supports diagnosis and monitoring of systemic lupus erythematosus....
CBC with Differential
Measures red blood cells, white blood cells, and platelets to help evaluate overall health and detect disorder...
Comprehensive Metabolic Panel (CMP)
Measures 14 substances in the blood to assess kidney and liver function, electrolyte balance, and blood sugar ...
Sedimentation Rate (ESR)
Measures inflammation by timing how fast red blood cells settle....
Urinalysis
Examines urine content to help detect urinary tract infections, kidney disease, and diabetes....
Symptoms commonly seen alongside knee pain
Fatigue
A subjective feeling of tiredness characterized by a lack of energy and motivation....
Joint Cracking
A grinding or cracking sensation in a joint during movement, which can be a sign of arthritis....
Joint Stiffness
Difficulty moving a joint, especially after rest, which can be a sign of arthritis....
Knee Stiffness
Stiffness in the knee joint, which can be a sign of arthritis or injury....
Knee Swelling
Swelling in the knee joint, which can be caused by injury, arthritis, or fluid buildup....
Reduced Range of Motion
Difficulty moving a joint through its full range, which can be caused by arthritis, injury, or stiffness....
When to seek care
Seek care from a qualified healthcare provider if knee pain is severe, persistent, worsening, or accompanied by concerning symptoms. If you think you have a medical emergency, call your local emergency number immediately.
Frequently Asked Questions
What does the symptom knee pain mean?
Knee pain is a health sign or symptom described in medical literature. An unpleasant sensation characterized by physical discomfort (such as pricking, throbbing, or aching) localized to the knee.
Which conditions are associated with knee pain?
Knee pain has been reported in association with 6 conditions in the medical literature we index, including Chikungunya, KID syndrome, Osteoarthritis, Osteoarthritis of the Knee, Spondyloepiphyseal dysplasia tarda. These associations do not mean you have any of these conditions.
Should I see a doctor about knee pain?
You should discuss any persistent or concerning symptoms with a qualified healthcare provider. This website does not provide diagnosis. If you have severe symptoms or signs of a medical emergency, seek care immediately.