Vascular malformation https://en.wikipedia.org/wiki/Vascular_malformation
Vascular malformation jẹ àìlera tí ó ní ibatan pẹ̀lú ẹ̀jẹ̀ tàbí àìṣedéédé omi ara. Àìlera yìí lè fa àwọn iṣòro tó ń pọ̀ sí i bí ó ṣe ń dàgbà. Ó lè tẹ̀síwájú kí ó tóbi jùlọ ní gbogbo ìgbésí ayé.

Alaye siwaju sii ― Yoruba
References Congenital arteriovenous malformation (ISSVA classification for vascular anomalies) - Case reports 38435403 
NIH
A ri ọmọkunrin ọdún 7 kan tí ó ní wiwu ní ọwọ́ ọtún rẹ láti ìgbà ìbí. Bàbá rẹ̀ ṣàkíyèsí pé ó ń burú sí i, ọmọ náà sì ní ìrẹ̀wẹ̀sì ní àyíká ewú náà. Ó ṣe ìlànà kan ní oṣù kan sẹ́hìn, ó sì nílò míì ní báyìí. A ń gbero sclerotherapy fún un.
Presenting a Magnetic Resonance Imaging (MRI) finding of a 7 year, 5-month-old male who was brought to our rural hospital by his father with chief complaints of swelling over his right hand since birth. His father narrated that the swelling is increasing significantly and the child has tenderness over swelling. The child underwent an angioembolism 1 month ago and has been brought for re-embolism. Now sclerotherapy has been planned for the patient.