Wallace, Idaho. Wallace is a historic city in the Panhandle region of the U.S. state of Idaho and the county seat of Shoshone County in the Silver Valley mining district. Wallace sits alongside the South Fork of the Coeur d'Alene River (and Interstate 90) and the town's population was 784 at the 2010 census.
Sometimes, a head injury, eye trauma or another condition or disease can cause ptosis. Generally, this occurs when there is either damage to the âlevatorâ muscles that hold the eyelids up, or damage to the nerves which control these muscles.
What is the Difference Between Ptosis and Dermatochalasis of the Upper Eyelid? What is the Difference Between Ptosis and Dermatochalasis of the Upper Eyelid? By Dr. Jay Older, MD. Ptosis (short for blepharoptosis) describes a droopy upper eyelid caused by muscle weakness or paralysis. Dermatochalasis refers to excess upper eyelid skin that, if extensive enough, could cause a droopy upper lid.