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Patho III - peds > Cancer > Flashcards

Flashcards in Cancer Deck (15)
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1
Q

neuroblastoma primary site/originate

A

abdomen
originate from embryonic neural crest cells; arise out of *sympathetic nervous system and adrenal medulla
right above the adrenal gland

2
Q

neuroblastoma presentation

A

can feel irregular mass in the abdomen
will crossover abdomen - can feel on both sides
generally encapsalate - can metastisize

3
Q

s/s of neuroblastoma

A

flushing/sweating
tachycardia
htn

4
Q

wilms tumor (nephroblastoma) site/originate

A

abdomen - generally stays to one side

originate from renal parenchyma from renoblast cells - grows on the kidney

5
Q

wilms tumor associated w/other congenital abnormalities

A

undestended testes
hytrophy - unsymmetrical - one side lgr. than other
dont have an iris
cardiac malformations

6
Q

**wilms tumor avoid

A

palpating abdomen - causes seeding; metastasis

7
Q

ewings sarcoma (primitive neuroectodermal tumor of the bone) site/originate

A

occurs in long bones and trunk bones

arises in bone marrow-marrow spaces of the bone (appears moth eaten on xray)

8
Q

osteosarcoma site/originate

A

bone-forming mesenchyme giving rise to malignant osteoid tissue

9
Q

osteosarcomas give rise to

A

cancer tissues which can metastasize to lungs

10
Q

with osteosarcomas distinguish between

A

ewing or osteo sarcoma

11
Q

onset for osteosarcoma

A

adolescence or above- teen-25 y.o. is greatest incidence

12
Q

ewing sarcoma onset

A

younger aged children

13
Q

retinoblastoma is found in

A

retinal tumor - usually in one eye

14
Q

retinoblastoma can run in a family t or f

A

true; can be spontaneous

15
Q

s/s of retinoblastoma

A

cat eye reflex -whitish glow appearance of pupil