<prompt> Which of the following is the clinical feature of intermittent claudication?Pain in legPain in leg on restPain in leg only on exerciseCyanosis of leg  <response>: Intermittent claudication refers to pain in muscles of the lower extremity associated with walking and relieved by rest. The pain is a deep-seated ache usually in the calf muscle, which gradually progresses until the patient is compelled to stop walking. Relief of symptoms is not dependent upon sitting or other positional change. Ref: Rapp J.H., MacTagga J. 2010. Chapter 34. Aeries. In G.M. Dohey Ed, CURRENT Diagnosis Treatment: Surgery, 13e. 