Radiography and radio-therapeutics (1919) (14571416517)
Резюме
Identifier: radiographyradio001knox (find matches)
Title: Radiography and radio-therapeutics
Year: 1919 (1910s)
Authors: Knox, Robert, 1868-1928
Subjects: Radiography Radiography Radiotherapy
Publisher: New York : Macmillan
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School
Text Appearing Before Image:
PLATE XXXVI.—Fractures of Leg, Ankle, and Foot. a, Oblique fracture of shaft of tibia, lateral view, shows epiphyses of lower end of tibia and also ofos calcis. h, Antero-posterior view of tibia and fibula, showing an oblique fracture of shaft of tibia ; and alsoepiphyses at lower end of tibia, fibula, and os calcis. c, Fracture through shaft of femur ; the bone is rarefied and is probably the seat of secondary carcinoma. d, Fracture of lower end of tibia and fibula, forward dislocation of tibia. e, Fractures of tibia and fibula ; note nature of fracture of tibia./, Fracture of bases of second and third metatarsal bones.
Text Appearing After Image:
s g CD to >»5 o ^3 a o p* ■-c S-l Zi cS 2 £ o I ss O p^r .2 ^3 i o:lj „ !t3 1 DISEASES OF BONE All varieties of bone disease are met with in the radiographic examinationof the bones, it being possible to trace the progress of disease from the slightestbeginnings to the most advanced stages. A thorough appreciation of thenormal appearance of bone is necessary before we can make out departures.from it. Good negatives are essential, that is, the negative must show thefiner detail as well as the outline of the bone. Soft tubes give better plates,for this purpose than hard ones, but the exposures require to be longer,and this is in some cases a disadvantage, as movement on the part of thepatient is apt to spoil the picture. When a long exposure is necessary thelimb may be kept quite still by laying sand-bags around it and upon theparts not required in the picture, or soft pads may be placed on the limb,and a compression apparatus fixed lightly down upon them. The use of a.cylindri