▁( right ▁at rium ) ▁through ▁a ▁large ▁ve in . ▁Once ▁impl anted , ▁the ▁port ▁is ▁accessed ▁via ▁non cor ing ▁" H uber " ▁need les ▁inserted ▁through ▁the ▁skin . ▁The ▁health ▁care ▁provider ▁may ▁need ▁to ▁use ▁top ical ▁an est h etic ▁before ▁accessing ▁the ▁port . ▁Port s ▁can ▁be ▁used ▁for ▁medic ations , ▁chem other apy , ▁and ▁blood . ▁As ▁ports ▁are ▁located ▁completely ▁under ▁the ▁skin , ▁they ▁are ▁easier ▁to ▁maintain ▁and ▁have ▁a ▁lower ▁risk ▁of ▁in fection ▁than ▁C VC ▁or ▁P IC C ▁c ath eters . ▁Port s ▁are ▁typically ▁used ▁on ▁patients ▁requiring ▁only ▁occas ional ▁ven ous ▁access ▁over ▁a ▁long ▁duration ▁course ▁of ▁ther apy . ▁Since ▁the ▁port ▁must ▁be ▁accessed ▁using ▁a ▁need le , ▁if ▁ven ous ▁access ▁is ▁required ▁on ▁a ▁frequent ▁basis ▁a ▁c ath eter ▁having ▁external ▁access ▁is ▁more ▁commonly ▁used ▁ ▁Central ▁ven ous ▁c ath eter ▁comp lications ▁▁ ▁Comp lications ▁associated ▁with ▁central ▁ven ous ▁c ath eters ▁include ▁in fection , ▁p neum oth or ax , ▁th rom b osis , ▁mis p lacement , ▁and ▁ble eding . ▁ ▁P neum oth or ax ▁ ▁Pen um oth or ax ▁can ▁occur ▁during ▁insert ion ▁of ▁the ▁c ath eter . ▁The ▁use ▁of ▁ul tras ound ▁guidance ▁a ids ▁in ▁mit ig ating ▁the ▁risk ▁of ▁p neum oth or ax ▁by ▁ens uring ▁proper ▁pla cement ▁through ▁direct ▁visual