Any number of things, from an insect bite to a thrombosis. Go and see a doctor, make sure it's nothing serious.
could be cellulitus, or a blood clot in the leg
You can put ice or heat on your leg, this will help with your swelling.
Any type of swelling with a rear leg requires vet attention, please call your vet.
put ice on your leg when it swelling up really bad.
Blockage of and lymph vessel is keeping the fluids (usually blood, blood that is in need of cleaning) from entering the lymph node. This blockage causes additional blood that needs to be delivered to the lymph node for filtering to back up, kind of waiting for it's turn. This back-up of blood, (and sometimes other fluids), is what causes the swelling.
Left leg use.... I think.
No, the spores and bacteria are dispersed in the bloodstream. It causes a good deal of swelling and gases.
should the leg be elevated for swelling from snake biting
if you go to a hospital
usally a disc in your back
High blood pressure perhaps...
It will depend upon the cause of swelling. If it is due to post operative clot in the veins -DVT, treatment will require elevation, compression stockings and anticoagulant therapy. If the swelling is due to cancer surgery with removal of the lymph nodes for clearance, and if patient has had radiotherapy, it causes damage to the lymphatic system and treatment will be elevation of legs, compression stockings. In both cases there may be residual permanent swelling in the leg.