div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=document022342ampdf-congenital-preauricular-sinus-acquired-pilonidal-sinus-dermalhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: uomustansiriyaheduiq02_23_42_AMpdf · Congenital preauricular sinus Acquired Pilonidal Sinus Dermal sinus tracts are remnants of incomplete neural tube closure Embryologically loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader031fdocumentsinreader031viewer20220129145cda98d788c99332588b6529html5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=document022342ampdf-congenital-preauricular-sinus-acquired-pilonidal-sinus-dermalhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: uomustansiriyaheduiq02_23_42_AMpdf · Congenital preauricular sinus Acquired Pilonidal Sinus Dermal sinus tracts are remnants of incomplete neural tube closure Embryologically loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader031fdocumentsinreader031viewer20220129145cda98d788c99332588b6529html5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=document022342ampdf-congenital-preauricular-sinus-acquired-pilonidal-sinus-dermalhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: uomustansiriyaheduiq02_23_42_AMpdf · Congenital preauricular sinus Acquired Pilonidal Sinus Dermal sinus tracts are remnants of incomplete neural tube closure Embryologically loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...