Table 1

Patient characteristics, dose of irradiation, efficacy, and toxicity in superficial esophageal carcinoma

Case no.Age/SexSiteLength (cm)StageDoses (Gy)Local responseLocal recurrenceSurvival (mo)UlcerStrictureCause of death
X-rayProtonProton/1fraTotal
167/MIm1.5I16.252.92.6569.1CRNone72Respiratory failure caused by pneumonia
277/MEi1.5I50.430.03.0080.4CRNone66++Ileus caused by Crohn’s disease
383/MIm2.0I50.036.53.6586.5CRNone123+Old age
469/FIm2.0I40.045.03.4685.0CRNone7+Cardiac failure caused by Epstein anomaly
564/MIm2.0II40.045.53.5085.5CRNone61+Esophageal cancer death
672/MIm3.0I079.03.1679.0CRNone58Second malignancy caused by brain tumor
785/FEa2.0I075.03.1375.0CRNone85++Second malignancy caused by gastric cancer
875/MEi3.0I30.650.02.7880.6CRNone8++Esophageal bleeding
945/MIm3.0I30.639.03.0069.6CRNone66+Respiratory failure caused by pneumonia
1086/MEi2.5I50.025.02.5075.0CRNone9+Respiratory failure caused by pneumonia
1162/MEi2.0I40.031.02.8271.0CRNone114Respiratory failure caused by pneumonia
1268/MIu3.0I40.036.03.0076.0CRNone101 (alive)None (alive)
1370/FIm2.0I41.436.03.0077.4CRNone11+Hepatic failure caused by liver cirrhosis
  • a 1fr, fraction dose; Im, midthoracic esophagus; Ei, lower thoracic esophagus; Ea, abdominal esophagus; Iu, upper thoracic esophagus.