What are potential cardiovascular conditions that can disqualify a pilot?

Myocardial infarction, commonly known as a heart attack, poses significant risks to a pilot's ability to operate an aircraft safely. This condition can result in impaired physical function, leading to potential incapacitation during flight. Severe aortic stenosis, characterized by the narrowing of the aortic valve, can severely restrict blood flow and potentially lead to serious cardiovascular events, impacting both the pilot's health and their ability to respond effectively during flight operations.

Both of these conditions are serious enough to disqualify an individual from piloting aircraft, as they raise the likelihood of sudden incapacitation or reduced physical ability, which could jeopardize not only the pilot's safety but also that of passengers and crew.

The other conditions listed, while they may have implications for health and well-being, typically do not meet the disqualifying thresholds set by aviation medical standards. High blood pressure can often be managed with medication and lifestyle changes, making it less likely that it would result in immediate disqualification without further complication. Fatigue can be a concern but is not generally classified as a disqualifying cardiovascular condition. Allergic reactions and anemia are not primarily cardiovascular conditions, and while severe migraines and dizziness can be incapacitating, they are not directly related to heart function or cardiovascular