Hard lump below knee cap?

Lump below kneecap. Depends on how long it has been there but a hard lump below the kneecap may be a condition called osgood-schlatter which is a calcification of a growth plate on the front of the knee.

Related Questions

Hard painful lump size of a softball above the knee cap? What is it?

Need for examination. It is not feasible to provide a meaningful opinion without examining and may be taking x-rays. It would be prudent to see your doctor. Read more...
See your doctor. Could be bursitis, fluid accumulation or infection, hard to say. Size is concerning, so see your doctor soon. Read more...

I have a lump about an inch from my knee cap on the inside of my knee that is painful.

Varicose Vein? Based upon your description, the most likely cause for your symptoms is a varicose vein, which is an enlarged vein that can sometimes become thrombosed (have a blood clot in it) and can become inflamed and rarely infected. I would discuss this with your primary physician for additional recommendations and care, but also to rule out a deep venous thrombosis. Read more...
Varies. There are numerous possibilities. It could be an inflamed area near what is known as your tibial tubercle. I would not hesitate to be seen and evaluated for it. Read more...

What could a squishy lump on my knee cap be? It hurts when I'm on my knees, but not when I'm walking or standing.

Bursitis. Most likely an inflamed bursa. Typically seen if you work or kneel a great deal. Knee pads help. If you continue to kneel it can become chronic. Ice and nsaids can help. Read more...