Myelitis that moves progressively upward in the spinal cord.  

Myelitis that develops rapidly, that is, in hours or days. Myelitis of rapid onset is more likely to be reversible...

Mydriasis that affects one eye, then the other.  

The tensor tympani and stapedius muscles.  

A muscle attached to the capsule of a joint.  

A short muscle along the back of and outside the elbow. It originates from the lateral epicondyle of the humerus,...

An intrinsic hand muscle that closes the web between the thumb and first finger. The adductor pollicis has two origins:...

A muscle of the medial thigh originating on the ramus of the pubis and inserted in the linea aspera of...

A thenar muscle (an intrinsic hand muscle) that moves the thumb away from the first finger. It originates in the...

An intrinsic hypothenar hand muscle that originates on the pisiform bone of the wrist and attaches along the medial side...