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Side effects and complications in patients treated with ALA-PDT (single dose and fractionated dose combined) or APC
| PDT (n = 26) | APC (n = 14) | p Value | |
| Pain during treatment | 23 | 5 | <0.01 |
| Odynophagia | 24 | 12 | NS |
| Fever | 8 | 2 | NS |
| Nausea and vomiting | 7 | 0 | <0.05 |
| Sudden death | 1* | 0 | NS |
| Stricture formation | 0 | 1 | NS |
| Elevated liver enzyme tests | 20 | 0 | <0.01 |
ALA, 5-aminolevulinic acid; APC, argon plasma coagulation; PDT, photodynamic therapy.
*Patient died, presumably from cardiac arrhythmia.
