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.
A gastroentologist does the procedure but most insurance companies require a referral from your principal doctor first. Also unless you are having symptoms that require this procedure it is not usually not done until you are either (I forget which one) 50 or 60 years old, Ask your doctor what age it is. You can ask this without an office visit, just call the doctors assistant and she can answer you on this matter. marie a Â· 9 years ago.