Tumori maligne

Question 1

Rata supravietuire adenopatie meta N1

Answer 1

scade cu 50%

Question 2

Forme de debut al Tumorii de buza

Answer 2

• eroziv-ulcerativa
• nodulara

Question 3

Forme de stare a tumorii de buza

Answer 3

• forma ulcero-distructiva
• forma ulcero-vegetanta (exofitica)

Question 4

Unde evolueaza prin contiguitate, tumora buzei?

Answer 4

1. parti moi labio-geniene
2. vestibul bucal
3. arc osos mentonier

Question 5

Cum ajunge tumora de buza la mandibula?

Answer 5

• cale directa
• cale indirecta

Question 6

Afectarea metast a ggl cum este la tumora de buza?

Answer 6

tardiva

Question 7

La prima sedinta pt tumori buza

procent si ce e interesat

Answer 7

• 10-15%
• nivelul I cervical

Question 8

Cum evolueaza in general tumorile de buza?

Answer 8

lent (pana depaseste faza locala)

Question 9

Metastaze primul si al doilea an pt tumora buza

Answer 9

• 25%
• aproape 100%

Question 10

CUm sunt tumorile planseu/limba in debut ?

Answer 10

evolueaza asimptomatic DAR f. invaziv, cu caracter limfofil marcat

Question 11

Forme de debut tumori planseu/limba

Answer 11

1. Leziuni ulcerative–fond leucoplazic
2. Forma vegetanta
3. Forma nodulara (origine gl accesorii salivare)

Question 12

Cele mai dese localizari de debut la nivelul limbii

Answer 12

mg laterala>fata ventrala>sant pelvilingual

Question 13

Localizari dese, in debut, la planseu

Answer 13

• paramedian, in zona anterioara
• ca lez ulcerativa (f rar-proliferativa)

Question 14

Unde se gaseste tumora de planseu posterior, cel mai des?

Answer 14

sant amigdaloglos

Question 15

Forme de stare tumora planseu/limba

Answer 15

• Ulcero-distructiva
• ulcero-vegetanta
• infiltrativ scleroasa(schiroasa)

Question 16

In ce forma de stare se gaseste forma de carte deschisa?

Answer 16

Forma ulcero-distructiva

Question 17

Reparticare tumor planseu/limba ant-post

Answer 17

• 75% in 2/3 ant–din care 50% sunt pe mg limbii
• 25% 1/3 post

Question 18

Care e procentul de adenopatie cervicala la primul consult, la pacientii cu tumora planse/limba?

Answer 18

2/3

Question 19

Semn patognomonic pt Tumora postsulcala

Answer 19

• Ggl retrodigastric (kutner I)
• ggl supraomohiodian prezent constant insa

Question 20

Caracteristi tumora limba in zona verticala

Answer 20

• evolutie rapida
• metastazare precoce
• posib tratament reduse

Question 21

Cum este evolutia tumorilor planseului/limbii?

Answer 21

rapida

durere precoce

adenopatie precoce

Question 22

Forme de debut tumora gingivala

Answer 22

• ulcerativa
• vegetanta (aspect papilomatos)

Question 23

Forme de stare tumori gingivale

Answer 23

• ulcero-distructiva (rapida, in prof si suprafata)
• ulcero-vegetanta (exofitic, conpidiform cu distructie ososasa subiacenta)

Question 24

Ce se gaseste si in debut si in stare la tumorile gingivale?

Answer 24

• mobilitate dent accentuata
• instabil/disconf purtare proteze
• dificultati masticatie/fonatie

Question 25

Ce os maxilar e mai afectat de tumora gingivala?

Answer 25

mandibula\>maxilar

Question 26

Tipuri de TUmori Maligne ale mandibulei

Answer 26

1. Tumori maligne primare de origine mezenchimala (sarcoame) 2. Tumori maligne primare odontogene

Question 27

Exemple de Tumori maligne primare mezenchimale

Answer 27

Osteosarcom sarcom Ewing

Question 28

Trasaturi comune tumori mezenchimale

Answer 28

* dureri nevralgiforme * mobilitate dentara * tulb senzitive-NAI

Question 29

Examen RX-comun tumorilor mezenchimale

Answer 29

* **Osteolitic**--stergere desen trabecular, radiotransparenta difuza, contur oso deformat, corticala distrusa mult * **osteogenetic**-- radioopacitate neomogena, neregulata, ARICI, Perna cu ace, os pieptanat

Question 30

Care e cel mai frecvent sarcom?

Answer 30

Osteosarcomul

Question 31

Incidenta osteosarcom

Answer 31

* M/F=1,5/1 * 25-30 ani * des corpul mandibulei

Question 32

Etipatogenie osteosarcom

Answer 32

1. retinoblastom (7%) 2. iradiere 3. complicatii boala Paget

Question 33

Unde se afla originea osteosarcomului?

Answer 33

in zona medulara centrala

Question 34

Ce prezinta osteosarcomul in tablou clinic?

Answer 34

* desen vascular accentuat * mob dentara * parestezii/hipoestezii nai

Question 35

Rx osteosarcom

Answer 35

Raze de soare triunghi Codman

Question 36

Histopat Osteosarcomul?

Answer 36

plaje celulare sarcomatoase fuziforme+neoformare tesut osos+matrice osteoida

Question 37

Forme histologice ale osteosarcomului

Answer 37

1. Osteoblastic 45% 2. condroblastic 27% 3. anaplastic 17% 4. fibroblastic 9% 5. teleangiectazic 1%

Question 38

Cum este evolutia osteosarcomului?

Answer 38

* Rapida, incidenta crescuta metastazare ggl/pulmonar

Question 39

Aspect rx al sarcomului ewing?

Question 40

Procentaj sarcom ewing

Answer 40

10-14%

Question 41

Varsta aparitie sarcom ewing

Answer 41

5-30 ani

Question 42

unde da metastaze s. ewing?

Answer 42

plamani vertebre

Question 43

Rata supravietuire pe termen lung a sarcomului ewing

Answer 43

/60%

Question 44

Din ce se dezvolta carcinaomele odontogene?

Answer 44

* malignizare ameloblastom * direct- rr epit odontogen * mb epiteliala chisturi odontogene

Question 45

LA cine apar mai des carcinaomele odontogene?

Answer 45

Barbati 50-60 ani

Question 46

TUmori maligne Maxilar?

Answer 46

1. Infrastructura 2. Mezostructura 3. Suprastructura