These tumors may appear as nodules or as red, scaly patches. Squamous cell carcinoma is the second most common skin cancer found in Caucasians. It typically is found on the rim of the ear, the face, the lips and mouth. It is rarely found on dark-skinned persons. This cancer will develop into large masses.
The branches of the femoral nerve serve the quadriceps muscles and skin of the anterior and medial thigh, while its largest branch, the saphenous nerve, extends to the skin of the medial leg and foot.
Pinched nerve: Numbness in upper thigh is usually caused by a pinched nerve near outer groin. The nerve is called lateral cutaneous nerve of thigh. It causes numbness, tingling and burning in the front and outer side of thigh. Condition is referred as meralgia paresthetica.