 Udekwu akadzokera kuNigeria muna 1965 achishanda somuvhiyi wevana muUniversity College Hospital yeYunivhesiti yeIbadan. Akabva Ibadan achienda kuEnugu pakatanga hondo yevagari vemuNigeria.. Akashanda sachiremba wemauto uye mukuru wechipatara chinodzidzisa cheBiafran munzvimbo dzakasiyana-siyana kusanganisira Enugu neEmekukwu munguva yehondo. Akanga ariwo munyori weBiafra Relief and Rehabilitation Association munguva yehondo. Udekwu akazoongororwa semupurofesa akakurumbira uye mukuru wedhipatimendi rekuvhiya paYunivhesiti yeNigeria, Teaching Hospital UNTH uye aive mukuru wekutungamira weEnugu Campus yeYunivhesiti. Purofesa Udekwu anozivikanwa nokuvaka Dhipatimendi Rokuvhiya reYunivhesiti yeNigeria. Kunyangwe paine kuyedza kwakawanda kusingabudirire kwekuwana mari yekumisikidza dhipatimendi remazuva ano rekuvhiya kubva kumasangano mazhinji muUnited States, United Kingdom, Scandinavia uye kuburikidza nerubatsiro rwechechi, akakwanisa kuwana mari kubva kukambasi yeEnugu nemipiro yevanhu vekuNigeria kuvaka imba yekuvhiya nekutenga michina inodiwa kuti vagadzire zvivakwa zvekuvhiya kwemoyo muNigeria. Akanga ari mumwe wemapiyona akatanga kuvhiya mwoyo muNigeria. Muzvinafundo Udekwu akatungamirira boka ravarapi rakaita kuvhiya kwomwoyo kwokutanga kwakabudirira muNigeria muna 1974 uko kwaiva kwokutanga kwerudzi rwacho muAfrica dema. Uyewo muboka ravanachiremba vanovhiya avo vakaita uku kuvhiya kunokosha kwakanga kuri Purofesa Sir Magdi Yacoub, Mapurofesa Anyanwu C.H., Nwafor D.C., chiremba anovhiya Dr. Shreeniwas Jawalekar navamwe. Ikoku kwakateverwa nenhevedzano yevamwe kuvhiya kwemwoyo kuvhurika vatanhatu pasi paUdekwu paUniversity of Nigeria Teaching Hospital Enugu UNTH pakati pa 1974 na 1980. 