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ABS TRACT Ob jec ti ve: Ve ni punc tu re (obteining blo od) is per for med in just abo ut all are as of mo dern me di ci ne and is ge ne rally re gar ded as a harm less procedure. Ne igh bo ring ar te ri es, ve ins and pe rip he ral ner ves ha ve be en re por ted to be da ma ged du ring the pro cess. Obe se pa ti ents, in tra ve no us drug users, pa ti ents re ce i ving in tra ve no us che mot he rapy and in fants and pre ma tu re in fants may all ex hi bit ve ni punc tu re or in tra ve no us path way dif fi cul ti es. Our study was in ten ded to des cri be the types and po si ti o ns of su per fi ci al ve ins in the an te ri or re gi on of the el bow. Ma te ri al and Met hods: The study was per for med by measuring the an te ri or re gi on of the el bow in 38 up per ex tre mi ti es of 14 fe ma le and seven ma le fe tus ca da vers. Fe tus ca da vers, aged bet we en 17.9-35.8 ges ta ti o nal we eks by fo ot lenght and pre ser ved in 10% for mal dehy de we re used. The lo ca ti ons and po si ti ons of su per fi ci al ve ins we re des cri bed. Lengths bet we en the me di al epi cond yle-ba si lic ve in (B), la te ral epi cond yle-cep ha lic ve in (C), ba si lic ve in-cep ha lic ve in (D) and el bow width (A) we re me a su red in all fe tu ses. The va lu es ob ta i ned we re analy zed se pa ra tely for right and left arms and for ma le and fe ma le fe tu ses, in to tal and bet we en the se xes. Results: The most com mon su per fi ci al ve in types we re N1 (61.0%), fol lo wed by O type (18.20%), M type (11.95%) and N2 type (8.68%). Left si de D/A, C and C/A me a su re ments we re sig ni fi cantly gre a ter than right si de D/A, C and C/A me a su re ments (p= 0.009, p= 0.021, p= 0.026, res pec ti vely). Conc lu si on: Ve ni punc tu re is a pro ce du re frequ ently per for med in in fants and pre ma tu re in fants to open a ve no us ac cess or to ob ta in samp les. Sin ce the cep ha lic ve in and ba si lic ve in are mo re prominent and are seen in a greater proportion of the cases, the se sho uld be the ve ins se lec ted for ve ni punc tu re in the an te ri or re gi on of the el bow. The ba si lic ve in in this re gi on must be prefer red in in fants and pre ma tu re in fants. The cep ha lic ve in and ba si lic ve in sho uld be so ught im me di a tely on the ex ter nal bor ders of the cen tral part 1/3 of the length of the trans ver se li ne pas sing over the me di al and lateral epicond yles (A). It sho uld still be bor ne in mind that the cep ha lic ve in, ba si lic ve in and me di an cu bi tal ve in can still be pre sent in dif fe rent forms and po si ti ons, and all the se dif fe ren ces sho uld be con si de red when plan ning entry to the ve ins of the an te ri or re gi on of the el bow.

The Position of Superficial Veins in the Anterior Region of the Elbow and the Relations Among These Veins in Fetus Cadavers