1. Lone U Wave Inversion after Exercise; Cine-arteriographic Correlation
H. David Friedberg, M.B., F.C.C.P., George F. D'Cunha, M.B. 
Diseases of the Chest 
Volume 54, Issue 5, Pages (November 1968)
DOI: /chest
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

2. FIGURE 1 The 12 lead resting electrocardiogram is normal.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

3. FIGURE 2
Master's test. Note upright (normal) and inverted (abnormal) U waves.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

4. FIGURE 3
Selected frame from a coronary cinearteriogram. Left coronary artery (LCA) injection, the circumflex artery (C) is normal. The left anterior descending artery (arrow) is absent from its expected site.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

5. Figure 4a
(upper). Early frame from a right sided injection showing normal right coronary artery (RCA) and a large diagonal branch.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions

6. FIGURE 4b
(lower). Later frame, same injection. The anterior descending artery (arrow) is seen filling retrograde.
Diseases of the Chest  , DOI: ( /chest )
Copyright © 1968 The American College of Chest Physicians Terms and Conditions