FUDAN UNIVERSITY SHANGHAI CANCER CENTER Imaging Diagnostics in Cancer Treatment Fudan University Cancer Center Yajia Gu, MD, PhD ∞复旦大学上海医学晚肿瘤学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER Imaging Diagnostics in Cancer Treatment Fudan University Cancer Center Yajia Gu , MD, PhD 复旦大学上海医学院肿瘤学系
FUDAN UNIVERSITY SHANGHAI CANCER CENTER Content Routine Radiology(Plain X-ray films, Mammography) Computed Tomography(CT) Magnetic Resonance Imaging (MRI) ⑨复旦大学上海医学晚肿瘤学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 Content ⚫ Routine Radiology (Plain X-ray films, Mammography) ⚫ Computed Tomography（CT ） ⚫ Magnetic Resonance Imaging（MRI）
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 1.只 outine Radiology X-rays A form of electromagnetic radiation Their frequency and energy are much greater than visible light They are able to pass through a patient and onto screen/film com bination or digital detector thus producing an image An object will be seen with X-ray if its borders lie beside tissue of different density, which means contrast ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 1. Routine Radiology X-rays • A form of electromagnetic radiation • Their frequency and energy are much greater than visible light • They are able to pass through a patient and onto screen/film combination or digital detector thus producing an image • An object will be seen with X-ray if its borders lie beside tissue of different density, which means contrast
FUDAN UNIVERSITY SHANGHAI CANCER CENTER Nature contrast in film Four principal densities are recognized on plain X-ray films 4 1.air/gas black R 2. fat dark grey 3, soft tissue/water light gray 4. bone white ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 Nature contrast in film Four principal densities are recognized on plain X-ray films 1.air/gas black 2.fat dark grey 3.soft tissue/water light gray 4.bone white
FUDAN UNIVERSITY SHANGHAI CANCER CENTER Artificial contrast in film High density contrast material F 7/FL Barium lodine Low density contrast material Gas ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 Artificial contrast in film High density contrast material Barium Iodine Low density contrast material Gas
FUDAN UNIVERSITY SHANGHAI CANCER CENTER Plain x-film: Chest INS T ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 Plain X-film: Chest
Plainfilm: Pelvis FUDAN UNIVERSITY SHANGHAI CANCER CENTER ⑨复旦大学上海医学晚肿瘤学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 Plain film: Pelvis
FUDAN UNIVERSITY SHANGHAI CANCER CENTER Plain film: Abdomen kidney stone Intestinal obstruction ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 Plain film: Abdomen kidney stone Intestinal obstruction
IDAN UNIVERSITY SHANGHAI CANCER CENTER Gastrointestinalstudies. Cs1.2. gas and barium double contrast ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系 • 1.2. Gas and barium double contrast Gastrointestinal studies
FUDAN UNIVERSITY SHANGHAI CANCER CENTER ⑨复旦大学上海医学院肿痼学糸
FUDAN UNIVERSITY SHANGHAI CANCER CENTER 复旦大学上海医学院肿瘤学系