I have unexplained bruising on my knees and elbows joint pain in those areas and tenderness what can cause this?

There are many. potential causes for the symptoms you are experiencing. Some of them are potentially serious. You need to be evaluated by a health care professional and have an examination and lab work done. Don't delay, make an appointment today.

Related Questions

What besides rheum. Arthr. Could cause joint pain from jaw down to neck-should-elbows- hands-knees-toes plus pain on deep breath, fatigue? Appt sched

Many things. This could be arthritis but you do not describe swelling. This coudl be fibromyalgia. this coudl be other types of arthritis. Keep your appointmetn with the rheumatologist. Read more...
Mitochondrial. mitochondrial disorders cause multisystem symptoms, including muscle/joint pain, joint swelling, autoimmune disorders like rheum. arthritis, gastrointestinal disorders including dysmotility, significant fatigue progressive during day, signs of dysautonomia such as irregular, slow, or racing heartbeat, marked variation of body temperature, irregular blood pressure; deterioration of vision. Read more...

Normal rheumatiod blood tests, I have a lot of joint pain & stiffness in my fingers, knees, wrists, elbows, neck...What could be causing this pain?

Other arthritis? You are describing symptoms of arthritis, and not all arthritis is rheumatoid arthritis, so normal blood tests for RA don't exclude other types of arthritis. You are a little young for osteoarthritis. You might have an unusual version of lyme disease, or another type of immune-mediated arthritis. Get a referral to a rheumatologist for evaluation. Read more...
It could be . My guess with you reporting everything in the upper extremities would be osteoarthritis with cervical radiculopathy---which where you have pinched nerves that come off the spine and affect the entire length of your arms and hands. However, you will need to see a doctor to confirm. Read more...

I have joint pain in my knees, elbows lasts 1 month Pain occurs in regular interval of 5-10 mins and lasts 20-30 sec. No swelling & redness. Is it hiv?

Less likely if only: Arthralgia occurs in approximately 30% of patients with the acute retroviral syndrome. Other symptoms are Fever(75%), Fatigue(68%), Myalgia(49%), Rash(48%), Headache(45%), Sore throat(40%), Enlarged cervical lymph nodes(39%),Night sweats(28%) and Diarrhea(27%). If you only have joint pains it's possible but much less likely, that you have acute HIV. Arthralgia is not a symptom of chronic HIV. Read more...