What's electron flow? Electron flow is what we think of as electrical current. We are familiar with two types of electron flow, Direct Current, or DC, and Alternating Current, or AC. Direct Current is the kind of electrical flow we get from batteries and solar cells, when electrons travel in only one direction.
Dermatologists can charge for a consultation, as specialists need a referral letter from a doctor to get paid, they said. The letter can be obtained from an outpatient clinic. The Morning Headlines Newsletter. Delivered daily to your inbox.
By Mayo Clinic Staff. You're likely to start by seeing your family doctor or a general practitioner. You may then be referred to a doctor who specializes in skin disorders (dermatologist). Here's some information to help you get ready for your appointment. 1  List your symptoms, including any that may seem unrelated to the reason for which you scheduled the appointment. 2  Make a list of medications, vitamins and supplements you're taking.  List questions to ask your doctor.