Starch-iodine test viewed through a dermoscope

Office-based assessment of sweat gland disorders is most commonly done by the starch-iodine test (Minor test). 1 Minor V. Ein neues Verfahren zu der klinischen Untersuchung der Schweissabsonderung. Dtsch Z Nervenheilkd. 1928; 101: 302-308 Crossref Scopus (225) Google Scholar Tincture of iodine is applied to the surface, and after drying, the area is dusted with starch powder. Sweating causes a change in color from yellow to dark blue, allowing...