While many physician bloggers stick to writing about current medical business issues, some make fairly detailed (even if anonymous) observations about patients. Some critics, however, feel that such free-for-all blogging violates patient confidentiality. These critics feel these candid, sometimes harsh expressions of opinion on patient behavior and treatment could harm the profession. Even physicians aren't sure what's acceptable, so the line between venting and violating patient privacy continues to waver, according to one analysis. Article