Razor bumps can occur on or near the genitals after shaving. Psoriasis - Bright red, shiny patches on the penis and/or genitals. It typically is not scaly or flaking when it occurs in the genital region due to the area being well-covered, so it retains more moisture than other parts of the body.
A: The main cause of a purple tinge in fingernails is low oxygen levels in the blood. This can be caused by poor circulation, as well as habits that inhibit oxygen absorption such as smoking. A single fingernail may also become purple if it has been injured, indicating a bruise underneath the nail.
When healthy fingernails begin to change color or texture, one of the most common underlying causes is fingernail fungus, which can cause the nails to crack, peel, and change color and texture. These infections often prove difficult to treat and may require professional help, including prescription antifungal medications.