Nhung benh ung thu de tan cong dan ong

Chủ nhật, 15 Tháng bảy 2012, 09:18 GMT+7

Ung thu la mot benh kho chua va thuong duoc phat hien muon. Benh ung thu co bieu hien khong ro rang va khong tru bat ky ai ke ca dan ong. Do vay, ban hay hoc cach phat hien va phong chong nhung benh ung thu de tan cong dan ong nhat.



Anh minh hoa


Ung thu Phoi

Trong nhung benh nhan ung thu o nam gioi, ung thu phoi la nguyen nhan gay tu vong cao nhat. Ung thu phoi la loai ung thu ac tinh nguyen phat thuong gap nhat.

Nguyen nhan gay benh

- Hut thuoc
- Yeu to nghe nghiep: neu tiep xuc lau voi cac chat phong xa nhu urani, radium va cac hop chat dan den ung thu nhu Hydrocarbons,thach tin va crom niken
- Cac benh man tinh o phoi
- Yeu to di truyen

Cac trieu chung

- Ho dai dang va lien tuc
- Dau o lung, nguc va vai.
- Thay doi ve luong va mau sac cua dom
- Kho tho
- Giong noi thay doi, tro nen khan khan
- Noi kho khan qua tung hoi tho
- Ho ra mau
- Mat cam giac ngon mieng, giam can va lien tuc met moi
- Dau xuong va khop, sung o co va mat
- De bi chay mau

Ung thu tuyen tien liet

Ung thu tuyen tien liet la mot benh pho bien o nam gioi hien nay, dung hang thu 2 sau ung thu phoi. Cang ngay ung thu tuyen tien liet cang duoc phat hien o tuoi som hon do benh nhan co y thuc di kham som va do cac chuong trinh tam soat phat hien som benh tat. Tuy nhien neu phat hien duoc benh som, ty le khoi benh dat 90%.

Nguyen nhan

Nguyen nhan gay ra ung thu tien liet tuyen van chua ro, ung thu tien liet tuyen khong lien quan den phi dai tien liet tuyen lanh tinh . Cac yeu to nguy co bi ung thu tien liet tuyen bao gom: lon tuoi, di truyen, anh huong cua noi tiet to, cung nhu doc chat trong moi truong, hoa chat va cac san pham cong nghiep.

Cac trieu chung

- Di tieu kho khan
- Dau khi di tieu
- Mau trong nuoc tieu
- Kho khan trong viec duy tri cuong cung
- Mau trong tinh dich
- Tao bon man tinh va cac van de duong ruot khac
- Thuong xuyen dau o lung, hong, dui tren
- Tieu dem
- Tieu rac
- Ban dang tren 50 va co yeu to nguy co

Ung thu bang quang

Ung thu bang quang la ung thu duong tiet nieu thuong gap nhat. Loai ung thu nay thuong bat dau tu be mat cua bang quang - co quan co hinh qua bong nho trong khung chau noi chua dung nuoc tieu.

Nguyen nhan
Khong phai luon luon ro rang nhung gi gay ra ung thu bang quang. Ung thu bang quang co lien quan den hut thuoc, nhiem mot ky sinh trung, buc xa va phoi nhiem hoa chat.

Trieu chung

- Di tieu ra mau (nuoc tieu co mau hong nhat den do tham).
- Dau khung chau; dau trong khi di tieu.
- Dai dat, muon di tieu nhung khong di duoc; di tieu thuong xuyen hoac cam thay can di tieu ma khong kiem soat duoc.

- Dong nuoc tieu bi cham lai.

Ung thu Dai-truc trang

Benh ung thu dai truc trang (DTT) co the xuat hien o moi lua tuoi. Tuy nhien, tuoi cang cao thi nguy co mac benh cang tang.

Nguyen nhan

- Cac u niem mac dai trang (hay con goi la polip) tu qua phat lanh tinh, thoai hoa thanh ung thu dac biet o nguoi tren 45 tuoi.

- Nguoi co ho hang can huyet bi ung thu dai truc trang thi co nguy co mac benh nay cao hon nhung nguoi khac.

- Polip dang nhung mao co nguy co ung thu cao nhat.

- Che do dinh duong khong hop ly: qua nhieu chat beo, chat dam dong vat, it rau qua tuoi.

- Nhung benh viem nhiem dai truc trang lau ngay nhu: viem loet dai truc trang chay mau, tinh trang loan khuan do dung nhieu khang sinh duong ruot cung thay co lien quan den ung thu dai truc trang.

Trieu chung

Cac trieu chung thuong gap cua ung thu DTT la di tieu ra mau va thay doi thoi quen di ve sinh. Dau bung va sut can la nhung trieu chung muon cua benh. Dang tiec la cac polyp hay ung thu o giai doan som thuong khong gay trieu chung gi kho chiu. Do vay, kiem tra suc khoe dinh ky cho nhung nguoi tren 50 tuoi nen bao gom ca tam soat ung thu DTT.

Co nhieu phuong cach tam soat ung thu DTT, nhu: bac si tham kham truc trang bang ngon tay, xet nghiem phan de tim mau, noi soi dai trang chau hong hay noi soi dai trang, chup hinh dai trang can quang. Bac si se thao luan va lua chon phuong cach thich hop cho benh nhan.

U hach bach huyet

Ung thu bach huyet la mot loai ung thu xuat phat tu cac te bao cua he mien dich duoc goi la cac te bao bach huyet (te bao lympho). Giong nhu cac loai ung thu khac, ung thu bach huyet xay ra khi cac te bao bach huyet roi vao tinh trang phat trien va sinh san mat kiem soat.

Nguyen nhan

Cac nha khoa hoc khong biet chinh xac nguyen nhan gay ra ung thu bach huyet nhung ho da xac dinh duoc mot so yeu to nguy co.

Di truyen: Ung thu bach huyet co the la ket qua cua di truyen tu nhung thanh vien trong gia dinh. Mot nguoi duoc sinh ra voi nhung dot bien gen nhat dinh hoac mot cho sai sot trong gen lam cho nguoi nay ve mat thong ke de phat trien thanh ung thu sau nay.

Cac chat gay ung thu (carcinogen): Carcinogen la tu dung de chi mot nhom cac chat chiu trach nhiem truc tiep ve nhung ton thuong cua DNA, lam cung co hoac ho tro cho ung thu. Viec tiep xuc voi mot so thuoc tru sau, thuoc diet co, va nhung dung moi nhu benzene co lien quan den ung thu bach huyet.

Cac yeu to khac: Khi chung ta cang lon tuoi thi nhung dot bien co the gay ung thu tren DNA cang xuat hien nhieu hon. Nguy co bi ung thu bach huyet khong-Hodgkin gia tang khi lon tuoi va ung thu bach huyet Hodgkin thuong gap nhat o do tuoi tu 16-34 va tu 55 tuoi tro len.

Trieu chung

- Phi dai (nhung khong dau) cac hach bach huyet o co, nach, hang
- Sot hoi quy khong ro nguyen nhan
- Ra mo hoi ban dem
- Sut can
- Ngua ngay

Cac trieu chung nay khong nhat thiet phai do benh Hodgkin gay ra, nhung nen di kham de tim nguyen nhan. Dung doi den khi hach bach huyet tro nen dau. Benh Hodgkin luc khoi dau thuong khong gay dau.


Dieu Linh - (theo Health, Telegraph)

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