Fig. 2.1
Normal barium swallow

Fig. 2.2
Barium swallow. Sliding hiatal hernia

Fig. 2.3
Barium swallow. Sliding hiatal hernia

Fig. 2.4
Barium swallow. Paraesophageal hernia

Fig. 2.5
Barium swallow. Paraesophageal hernia

Fig. 2.6
Chest and abdominal CT scan. Type IV hiatal hernia with stomach and colon above the diaphragm

Fig. 2.7
Barium swallow. Paraesophageal hernia with gastric volvulus

Fig. 2.8
Barium swallow. Paraesophageal hernia with gastric volvulus

Fig. 2.9
Barium swallow. Schatzki’s ring (arrows)

Fig. 2.10
Barium swallow. Schatzki’s ring (arrows)

Fig. 2.11
Barium swallow. Esophageal achalasia

Fig. 2.12
Barium swallow. End-stage achalasia with dilated and sigmoid esophagus

Fig. 2.13
Barium swallow. Diffuse esophageal spasm

Fig. 2.14
Barium swallow. Zenker’s diverticulum (arrows)

Fig. 2.15
Barium swallow. Zenker’s diverticulum (arrow)