13 Terms
Contributors in Diseases
Diseases
hyperkeratosis
Health care; Diseases
Hyperkeratosis is thickening of the stratum corneum, often associated with a qualitative abnormality of the keratin. It can be caused by Vitamin A deficiency.
sciatica
Health care; Diseases
Sciatica is pain in the lower extremity resulting from irritation of the sciatic nerve. The pain of sciatica is typically felt from the low back to behind the thigh and radiating down below the knee.
sciatic nerve
Health care; Diseases
The largest nerve in the body, the sciatic nerve begins from nerve roots in the lumbar part of the spinal cord and extends through the buttock area to send nerve endings down to the legs.
sphenoid bone
Health care; Diseases
A prominent, irregular wedge. Shaped bone at the base of the skull. The sphenoid bone has been called "keystone" of the cranial floor since it is in contact with all of the other cranial bones.
clubfoot
Health care; Diseases
A common malformation of the foot that is evident at birth. The foot is turned in sharply so that the person seems to be walking the ankle.
