ip i CNJ 008239 S. Nguyen Van Thanh T H I T C H A N H X - Q U A N G N G IT C (Tcti han Ian thir 2 co sira chua, ho sung) Nha xuat ban Y hoc - 2013 TS. Nguyen Van Thanh T H I / C H A N H X - Q j U A N G N G I X C (Tai ban Ian this 2 co sCra chCra bo sung) NHA XUAT BAN Y HOC - 2013 [...]... thuat Benh ly Do day giOa cac lop cat (mm) Do phan giai cao Thuoc can quang U trung that 10 - -/ + Bat thirang mach mau 10 - + Bat thu'ang ve tim 10 - + K thuc quan 10 - + 5-1 0 - + Di can phoi 10 - - Dan ph§ quan 1 + - Hoi chimg ke 1 + - K phoi 10 - + Benh ly mang phoi 10 - + Benh ly thanh ngu'C 5-1 0 -/ + + R6n phoi o TH l/C HANH X- QUANG NGM’C: N hic lai giai phau va sinh ly Hinh 1.11 Giai p h iu trung... trong khi khi chup CT nguoi ta chu dong giam tang hay do dam xuyen tia de phan tich hinh anh a cac khu vuc khac nhau (goi la mo cua so) 0 Nhac lai giai phau va sinh ly: TH l/C HANH X- QUANG NG1/C Scr do cCra so tham sat + 1000 0 -1 000 -2 00 Cue* - lOOO uStrung thft (0, 400) ♦ lOOO 0 -7 50 -9 00 +200 - 600 Ci3a -lOOO (-7 50, 300) + 1000 0 - lOOO -3 00 +600 C0& ui ron ptv^i (*200, 1600) Bang 1.2 Li/a chon cac... ndi ben duxyi (mui ten dai) 9 Dau hieu ngon tay trong gang (Finger- in- glove sign) Trong benh nam phoi - phe quan do Aspergillus Bieu hien b ln g dj ung thu phat do qua m ln , phe quan chua djch nhay phe quan, xac te bao, bach cau ai toan, sgi nlm Phe quan ton thuong bieu hien tren X- quang b ln g nhung hinh md hinh dang de nhan biet Cac dau hi£u va hinh anh X- quang ngyc: TH l/C HANH X- QUANG NGI/C... quan goc Main bronchi 1 11 - 19 Phe quan thuy Lobar bronchi 1- 3 4 - 13 Phe quan phan thuy Segmental bronchi 3 -6 4-7 Phe quan d im i phan thuy Subsegmental bronchi 4-7 3-6 Phe quan Bronchi 6-8 1, 5-3 O Phe quan tan cung Tieu phe quan Bronchioles Tieu phe quan tieu thuy phoi Lobular bronchioles Tieu phe quan tan cung Terminal bronchioles 1 Terminal bronchi 9-1 5 0. 8-1 0.8 1 5-1 6 0 6- 0, 7 Hinh va bang 1.1... th iy m d rong goc suxyn hoanh phai, tran khi trung th it duxyi da nguc va co 7 Dau hieu phoi rai (Fallen lung sign) Dau hieu nay chi mot trudng hop phoi xep (thudng do c h in thuona O TH1/C HANH X- QUANG NGI/C: CSc dau higu va hinh anh X- quang ngire nguc gay xep phoi) kem theo gay phe quan lam cho phoi khong con dugc treo d vj tri binh thudng tuong xung vdi ron phoi ma nhu bj roi xuong thap va ra ngoai... ta thudng noi den d lu hieu nay trong cac ton thuong lip day phe nang O Cac dau hi^u va hinh anh X- quang ngire: TH l/C HANH X- QUANG NG l/C Hinh 2.1 Dau hieu phe quan hoi tren X- quang thuxyng quy (A) va CT (B).CT ngi/c cho th iy m o nhu md duxyi mang phdi hai ben voi hinh phe quan hoi (mui ten) trong mot truxyng hop viem phoi Day la dau hieu co dang vet sang, chia nhanh, the hien hinh anh phe quan hay... niem co ban trong phan tich X- quang nguc thudng quy va CT nguc Khi kham lam sang trudc tien chung ta can phai biet ghi nhan cac dau hieu, trieu chung cua benh roi tu do moi di den chan doan benh (chan doan xac djnh va chan doan phan biet) Cung nhu vay trong phan tich X- quang, chung ta cung can biet cac dau hieu (sign), cac hinh anh (pattern) bat thudng - trieu chung hoc X- quang, trudc khi quyet djnh... thich i>ng Ve mat X- quang, mat do va kich thudc cac mach mau phan bo tren phim X- quang uu the hon d hai day Do vay tren phim tu the dung, hai day phoi md hon hai dinh phoi Patv > P* > Pv Hinh 1.6 Sty dd West 25 rrvnHg (Palv: ap Il k p h i nang; PA: ap - -j mao dong mach p h o i; Pv: ap li/c tloh X ^ mach) Pa > Pv > Patv _ _ -Jl I a ✓ | Y TE | P HU THO [ r T ii/ v iE N ' I ' *U L-U 2 So* do Milne... phe quan lam xep thuy tren phoi phai va lam dich chuyen ranh lien thuy nhd (mui ten khong lien net) ve phia ron phdi Khoi u tao ra hinh anh ranh gioi loi vS phia nhu md phoi (mui ten lien net) Bo ngoai cua cac bat thuxyng tren phim tao thanh hinh chu S nguxyc © T H l/C HANH X- QUANG NGI/C: Cac dau hi$u va hinh anh X- quang ngire 11 Dau hieu quang sang (Halo sign) Dau hieu nay de chi mot quang md nhat... Hinh X- quang nguc thudng quy binh thudng 1 Tren phim thang (hinh 1.8 va cac chu thich ben dudi) a Khung xircmg Xuong sudn co cac cung sau gan nhu n lm ngang, cac cung trudc n£m nghieng va co do can tia kern han nhieu so vdi cung sau Xuong don co nua ben trong c^t dinh phoi thanh phan phoi tren o TH1/C HANH X- QUANG NGl/C: Nhac lai giai phau va sinh ly Hinh 1.8 Scr do hinh Idng ngisc tren phim th in g xuong . sang. Tt> nhieu nam nay, tai lieu viet ve X- quang thipong do cac bac si chuyen khoa X- quang viet. Cac tai lieu nay co khuynh hipong trinh bay sau ve kl thuat X- quang. Oieu nay chu’a thu’c s ip phu. nay. Tac gia