Leg pain
 ARM OR HAND PAIN • LEG PAIN
 145
 START
 If you have joint pain, see p. 146 Leg pain due to a strained muscle or torn ligament usually goes away without treatment. Pain may also result from a problem in the lower back or in the blood vessels in the leg. If your leg is also swollen, hot, or red, see your doctor at once.
 Did the pain start during or soon after either of the following?
 An injury or fall
 Unusual exercise
 Neither
 ACTION
 CALL YOUR DOCTOR NOW if you are in severe pain. You may have either fractured a bone or damaged a muscle.
 • Follow the first-aid advice for a broken leg( p. 45).
 TRY SELF-HELP MEASURES if not in severe pain.
 • Follow the first-aid advice for sprains and strains( p. 47).
 ACTION
 CALL YOUR DOCTOR NOW You may have deep vein thrombosis( blood clot in a vein in your leg).
 ACTION
 TRY SELF-HELP MEASURES You may have strained a muscle.
 • Follow the first-aid advice for sprains and strains( p. 47).
 What are the features of the pain?
 Affects a small area that is also red and hot
 Sudden tightening of calf muscles
 Constant pain in the calf, which may be swollen
 Shooting pain down the back of the leg
 Heavy, aching legs
 None of the above
 ACTION
 MAKE AN APPOINTMENT
 TO SEE YOUR DOCTOR You may have sciatica.
 ACTION
 SEE YOUR DOCTOR
 WITHIN 24 HOURS Your symptoms may be caused by cellulitis( infection of the skin and underlying tissue) or superficial thrombophlebitis( inflamed surface vein).
 ACTION
 MAKE AN APPOINTMENT
 TO SEE YOUR DOCTOR You may have a muscle cramp, but, if the pain occurs with exercise and disappears with rest, you may have claudication due to narrowing of the blood vessels in the leg.
 ACTION
 MAKE AN APPOINTMENT
 TO SEE YOUR DOCTOR Varicose veins are a possible cause.
 Does sitting down with your feet up relieve the pain?
 Yes
 No
 ACTION
 MAKE AN APPOINTMENT
 TO SEE YOUR DOCTOR if you cannot identify a possible cause for your leg pain from this chart.