q____________? - sarim

[ArchivalUser]

A 2 y/o girl is brought ot the clinic due to fever, irritability and lethargy for the past two weeks.Over the past two months she has complained of intermittent abdominal discomfort and has lost weight.Abdominal palpation reveals a firm nodular mass in the right flank.No bruits are heard .Abdominal xray reveals multiple calcifications in the renal area.Urine examination reveals increased level of homovanillic acid and vanilylmandelic acid.Which embryonic structure has this mass most likely arisen from?

A-metanephros
B-mesonephrose
C-paramesonephrose
D-neural crest cells
E-lymphoid stem cells

[ArchivalUser]

D--- Neural crest------> endocrine cells--->Adrenal medulla--->Chromaffin cells

[ArchivalUser]

dd

[ArchivalUser]

DD

[ArchivalUser]

crackstep hit the nail on the head.
D

[ArchivalUser]

That was easy
yes "D' is correct (neuroblastoma)