Esophagram
Tertiary Contractions
Basically a-fib in your throat
Non-propulsive and un-synchronized contractions of the esophagus
Can be normal but considered abnormal if triggered by swallowing
Feline esophagus
Candida
Infectious esophagus
Masses
References:
Case courtesy of Mohammad Taghi Niknejad, Radiopaedia.org, rID: 60614
Case courtesy of Derek Smith, Radiopaedia.org, rID: 62130