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Chap7 pelvic proj.

Procedures1. Femur/pelvic projections.

QuestionAnswer
AP femur mid-distal, positioning? CR? Rotate leg internally 5 degrees for true AP of knee. CR is perp. to mid femur.
Lateral femur mid/distal, positioning? How do you know its lateral? Flex knee about 45 degrees. Anterior and posterior margins of medial and lateral femoral condyles are superimposed.
Lateral- mediolateral femur mid and proximal. Pt position? CR? Lateral recumbent with affected leg down and knee bent to 45. Palpate ASIS and place upper IR margin at this level.
Lateral -mediolateral femur mid and proximal. Correct positioning eval? Most of greater trochanter is superimposed by the neck of the femur, small part of greater and lesser may be visible medially.
AP pelvis. Pt position? CR? females generally cannot be shielded. Separate pt legs, internally rotate lower limbs 15-20. CR midway between ASIS and symph pubis.
AP pelvis. Anatomy? Pelvic girdle, L5, sacrum, coccyx, femoral heads and necks, greater trochanters. No rotation evident by symmetric wings, ischial spines, and obturator foramen.
Modified Cleaves method is what? AP bilateral frog leg.
AP bilateral frog leg shielding? CR? Since this is common for follow up exams for younger patients, shield male and females. CR 1 in above pubic symphysis.
AP bilateral frog leg pt position? Supine arms across chest, flex both knees about 90, plantar surfaces of feet together and abduct both femora 40-45 degrees from vertical- BOTH need to be the same! Can use supports under knees. (don't need crest)
Created by: Zoest35