Persistent primitive olfactory artery

Excerpt

I have read with great interest the paper recently published in your journal by Uchino et al. [5] describing the persistent primitive olfactory artery (POA). In the anatomical paper on cerebral arteries, two important points are required. One is description of the detailed arterial anatomy (static anatomy). In this sense, new information of the incidence of the POA being 0.14% and no laterality is provided. Another important point is embryological description to facilitate understanding of the anatomy and its variations (functional anatomy). In the latter sense, there is a serious misunderstanding of the POA in this paper, as well as the preceding papers [2, 4]. In these papers, it is described that the remnant of the POA is the recurrent artery of the Heubner (RAH), all of which quoted Padget’s paper inappropriately [3]. …