PVS is an extremely rare condition, though its exact prevalence is unknown. While it is becoming less common in developed countries, the condition is increasingly found in developing countries, particularly in Asia. However, it is very rarely seen in African countries, despite the relatively high prevalence of iron deficiency.
Plummer–Vinson syndrome
Bloom syndrome
Mallory–Weiss syndrome
Secretan's syndrome
Mucus fishing syndrome
König's syndrome
Zenker's diverticulum
Schnitzler syndrome