Diagnostic Studies

Radiographs of the left hand and thumb carpometacarpal joint indicated the presence of a fracture dislocation. The base of the first metacarpal was fractured intraar-ticularly and the metacarpal itself was radially and proximally subluxed (Fig. 53—1).

Dislocation Metacarpal Joints
Figure 53—1. Radiograph of patient's thumb demonstrates small fracture fragment and dorsal radial subluxation of the trapezial metacarpal joint.
Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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