Calibre Persistent Labial Artery of the Lower Lip: Oral Propranolol as a Novel Agent of Treatment.

Calibre persistent artery of the lower lip is a vascular anomaly where the branches of the inferior labial artery maintain their size up to the submucosa of the lip. There is persistent pulsatile feeling, occasional ulceration, and recurrent bleeding. Doppler ultrasound and angiogram are used to confirm diagnosis.

Digit Replantation Practice: A Comparison of Three Rat Models.

Digit replantation is a complex surgery that nearly always needs to be done as an emergency. As such it is often difficult to teach. Several models have been developed to train surgeons in this procedure.