All publications of “Angelo Paulo Ferrari”

3 results

Experimental study for evaluation of a low-cost spray cryotherapy system

Altair da Silva Costa Jr ORCID logo , Andre Miotto ORCID logo , Gustavo Andrade de Paulo ORCID logo , Angelo Paulo Ferrari ORCID logo , Luiz Hirotoshi Ota ORCID logo

DOI: 10.31744/einstein_journal/2019AO4533

ABSTRACT Objective To evaluate the feasibility and applicability of a low-cost cryotherapy system. Methods Experimental study with 25kg Landrace pigs submitted to a longitudinal cervico-thoraco-abdominal incision for exposure of the trachea, thorax and abdomen. The tissues were frozen by continuous spray application at different periods of time (5, 10 and 15 seconds). Spray cryotherapy was performed using a fluorinated gas (tetrafluorethane) delivered at – 47°C temperature (DermaFreeze®, Emdutos; ANVISA registration 80409950001; price R$ 394,00). via an adapted, disposable 1.8mm cholangiography […]

Endoscopic surveillance of extensive esophageal papillomatosis not amenable to endoscopic therapy

Angelo Paulo Ferrari, Fernanda Prata Martins

DOI: 10.1590/S1679-45082017RC3905

ABSTRACT We present two cases of esophageal papillomatosis, a very rare reported disease leading to dysphagia and did not improve after endoscopic treatment. Both patients refused surgery and they were followed-up for 3 years, but no significant clinical or endoscopic changes were seen.