Balanitis xerotica obliterans (BXO) or Lichen sclerosus (LS) of the genitalia is a chronic and progressive inflammatory disorder involving the skin of the penis. It commonly affects the foreskin but may also affect the penis and urinary opening as well as the urine tube (urethra).
A long, thin, strap-like muscle; runs diagonal over anterior thigh. O- anterior superior iliac spine I- medial tibial surface A- flexes leg, flexes & laterally rotates thigh
Quadriceps femoris muscle. Quadriceps femoris muscle, large fleshy muscle group covering the front and sides of the thigh. It has four parts: rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius. They originate at the ilium (upper part of the pelvis, or hipbone) and femur (thighbone), come together in a tendon surrounding the patella (kneecap), and insert at (are attached to) the tibia (shinbone).