Required Documents for a CDL. You will need to take the originals of all these required documents: Out-of-state CDL or New Mexico driver license. Proof of Identification number. Commercial Driver Medical Certificate and/or any medical waiver issued; Proof of identity (including date of birth),
Heart block typically causes lightheadedness, fainting, and palpitations. Depending on the severity of the heart block, this can be dangerous. For example, a third-degree heart block can worsen pre-existing conditions, such as heart failure. It can cause loss of consciousness and even sudden cardiac arrest. There can also be chest pain.
Heart block: Introduction. Heart block: is a disease in the electrical system of the heart. See detailed information below for a list of 67 causes of Heart block, Symptom Checker, including diseases and drug side effect causes. Causes of Heart block: The following medical conditions are some of the possible causes of Heart block.