tri ariyani (03010270) osteosarcoma

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OSTEOSARCOMA Pembimbing : dr . Radi Sp.OT Disusun oleh : Tri Ariyani Astuti (!"#$% & a'ultas 'edo'te ran ni)ersit as T risa'ti

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Page 1: Tri Ariyani (03010270) Osteosarcoma

7/23/2019 Tri Ariyani (03010270) Osteosarcoma

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OSTEOSARCOMA

Pembimbing : dr. Radi Sp.OT

Disusun oleh : Tri Ariyani Astuti (!"#$%

&a'ultas 'edo'teran ni)ersitas Trisa'ti

Page 2: Tri Ariyani (03010270) Osteosarcoma

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Anatomi tulang

 Tulang terdiridari

". *one

matri+#. *one ,ell

Osteoblast

Osteosit

Osteo'last

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Defnisi

-eganasan yang

berasal dari selprimiti padabagian meta/sedari tulangpan0ang padaorang muda.

Pembentu'annya

dari seriosteoblast dari selmesen'im primiti 

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Epidemiologi

1#2 dari seluruh neoplasma

sia "3#3an1 dan diatas 4 tahun

5o'asi yang paling sering ter'enaadalah tulang pan0ang dimana

lempeng pertumbuhannya yangsangat a'ti. Distal emur1pro'simal tibia dan /bula1

pro'simal humerus dan pel)is.

Page 5: Tri Ariyani (03010270) Osteosarcoma

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Faktor resiko

". mur

#.  Tinggi badan

!.  6enis 'elamin

7. Radiasi

4. Predisposisi geneti' : dysplasiatulang1 termasu' penya'it Paget1/brous dysplasia1 e,hondromatosis1dan hereditary multiple e+ostoses.

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-lasi/'asi tumor tulang

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Lokasipredileksi

Neoplasma ganastulang

Rahang Osteosar'oma1mieloma

 Tulang tubularpan0ang

Osteosar'oma semua)arian1adammantinoma1histiositoma /brosa

maligna1/brosar'oma1limoma primer1'ondrosar'oma1angiosar'oma.

Predile'si

'husus&emur distal('orte'sposterior%

 Tibia

Osteosar'omaperosteal

Osteosar'omaperiosteal

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8ela0a 'linis

". 9yeri#. Pembeng'a'an

pada atau diatas

tulang ataupersendian

!. -eterbatasan

pergera'an7. Massa

4. &ra'tur patologis

Page 10: Tri Ariyani (03010270) Osteosarcoma

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Pemeriksaan penunjang

". 3ray  lo'asi tumor tulang dan lo'asidestru'sinya

Cadman triangles danmasa 0aringan luna'

yang luas

Sunburst

appearan,e

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#.Ct S,an   melihat gambaran'erusa'an 'orte+ dan trabe'ula tulang

!. MR;

  melihat e+pansi tumor 'e 0aringan

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7.S'intigra/ (radionuclide bone scan) melihat si'lus pergantian tulang yang

men,ermin'an a'ti/tas osteoblast4.PET (positron emission tomography)  mendete'si tumor primer ataumetastasi pada tulang

<. Patologi anatomi  didapat'anstroma sar'oma denganpembentu'an osteoid neoplasti' dari

tulang disertai gambaran anaplasiayang men,olo'

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Diagnosis banding

". Sot tisue hematoma

#. Stess ra,ture

!.  Tendon a)ulsion in0uries

7. *one ine,tion

4. E=ing>s sar,oma

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Penatala'sanaan

". Operasi

Intracapsular  tumor 0ina' ? resi'o 'ambuhrendah1 menghilang'antumor yang td' dapatdisembuh'an sehingga

menghilang'an ge0alalo'al

Marginal  tumor 0ina'

Wide  grade "A1

'e'ambuhan "2Radical  grade

""A@""*

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RADICAL REEC!I"N

LIM# PARIN$ %LIM# AL&A$E'PR"ED(R-)riteria *

+, tidak -ole. ada skip lesion/, Neoplasma di tulang dan

 jaringan lunak di angkat tanpamem-a.a0akan 1ungsi aggotalengan

2, Rekonstruksi ter.adap residual

de1ect muda. ditangani-. !indakan*+, 3ide e4cision/, .ort diap.0seal segment  

5ascularised or non5asculari6ed -one gra1t

2, Longer gaps

 custom madeimplant

7, "steo8articular segment  large allogra1t9allogra1t8prot.etic9endoprot.esis

AMP(!AI 9 DIAR!IC(LA!I"N

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#. -emoterapi

Mengurangi u'uran tumor

Men,egah metastasis Mening'at'an harapan hidup

 :ika -ersama dengan operasi;angka .arapan .idup sekitar

<=>

"-at 0ang digunakan*Met.otre4ateDo4oru-icin

c0clo1os1amid

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!. Radioteraphy

Menghan,ur'an radiosensiti)e tumor

 Terapi adu)an sebelum operasi

Radioterapy ? 'emoterapi

 Tumor sensiti)e radiasi

 Tumor yang tida' dapat di,apai1dioperasi

 Tumor yang de'at dengan pembulu

darah besar

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Prognosis

Pening'atan harapan hidupdengan terapi =iderese,tion?'emoterapi

(42<2% Tumor3repla,ement implant dapat

berungsi dengan bai'.

-ompli'asi tersering adalahine'si

Asepti' loosening lebih umum

ter0adi pada pasien muda

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 TER;MA-AS;