The symptoms vary enormously between people with myasthenia gravis: 1  The muscles around the eyes are most commonly affected first, as these are constantly used and can quickly tire. 2  Muscles around the face and throat are also often affected. 3  Weakness in the arms, hands, fingers, legs and neck may develop.
In its most general form, a nipple is a structure from which a fluid emanates. More specifically, it is the projection on the breasts or udder of a mammal by which, in females, breast milk is delivered to a mother's young.
Causes of Inverted nipple/nipple retraction. This section discusses 25 medical conditions causing Inverted nipple/nipple retraction. A simple discussion of these causes with additional information is below. The following medical conditions are some of the possible causes of Inverted nipple/nipple retraction.