Fig. 5From: Hyaluronic acid injection to coronal sulcus of the penis for the treatment of premature ejaculation: a retrospective observational studyRegional vascular embolism and nodule at glans penis and no severe complications by the new technique. a The patient had slight regional vascular embolism manifested by dark red skin one day after the injection. b The patient had late onset nodule manifested by skin ulceration followed on the 10th day post intervention. c The front view of a patient’s shape of the glans after injection. d The side view of this patientBack to article page