|Table 1: Comparison of general and special data about the persistent primitive olfactory artery (PPOA) presented in our and other investigations.|
|Single cases are aligned according to the age.|
Nozaki’s  and new types are marked by Romanian numbers.
Data from the paper by Katayama et al. .
Female (F); male (M); left (L); right (R); myocardial (myoc.); three-dimensional computer tomography angiography (3D CTA); cerebral angiography (cereb. angio.); digital subtraction angiography (DSA); magnetic resonance angiography (MRA); internal carotid artery (ICA); persistent cranial branch of the internal carotid artery (ICAp); junction of the precommunicating and postcommunicating parts (A1-A2) of the anterior cerebral artery (ACA); posterior communicating artery (PCoA); aplasia of the anterior communicating artery (ACoA apl.); recurrent artery of Heubner (RAH); accessory middle cerebral artery (MCA acc.); posterior cerebral artery (PCA); fenestration of the sphenoid part of the MCA (M1 fen); vertebral artery (VA); median artery of the corpus callosum (MACC); hemorrhage (hem.); occlusion (occl.); subarachnoid hemorrhage (SAH).