Triple anterior cerebral artery variant is a developmental variant, which means that the anterior cerebral artery has three branches, and the corresponding condition does not have any significant effect on the body itself. Under normal circumstances, the anterior cerebral artery is divided into two branches, supplying blood to the front part of the brain, mainly to the frontal lobe, but a small portion of the population will have developmental variations of the anterior cerebral artery, three anterior cerebral arteries, and the corresponding condition will not lead to abnormalities of the blood supply condition, which belongs to a kind of normal developmental variations, and it does not need any special intervention itself, and it also needs to be examined for other conditions if there are abnormalities of the brain condition. The appearance of three anterior cerebral arteries is a normal developmental variant that does not lead to abnormal blood supply, and does not require special intervention. It is recommended that the patient consult a doctor in time if he/she feels unwell, and not to be negligent in order to avoid delaying his/her condition.