Guidelines for Complications of Cancer Treatment Vol VIII Part B

The affected area is painted with iodine solution and starchpowder is sprayed on it after it has dried. The water in thesweat produces blue coloring by a reduction reaction of theiodine -starch mixture. Minor test is seen as a topographicmethod, allowing accurate mapping of the involved surface.Dole and Thaysen further simplified the process by the use ofpaper coated with iodine. In the Iodine – Sublimated PaperHistogram (ISPH) method regular office paper is sublimatedwith iodine and acquires the property of changing color whenwetted. The paper is than digitized and a histogram algorithmapplied to measure the area of color change. Mapping of thefacial surface to be treated, by the ISPH method, gives excellenttopographic information.Grading of Frey’s syndrome (Luna-Ortiz) Clinical manifestationso Yes 1o No 0Extent of the affected areao 0.1–2.0 cm 1o 2.1–4.0 cm 2o >4.0 cm 3 Excessive focal sweating 3 Unpleasant smell sweating 3 Mild Frey’s syndrome 1–3 points Severe Frey’s syndrome 4 or more pointsTreatmentThere is no definitive treatment. Reassurance and explanationusually suffice for mild symptoms.234