Ceramic flat irons: Improper use leading to acquired trichorrhexis nodosa Paradi Mirmirani, MD Journal of the American Academy of Dermatology Volume 62, Issue 1, Pages 145-147 (January 2010) DOI: 10.1016/j.jaad.2009.01.048 Copyright © 2009 American Academy of Dermatology, Inc. Terms and Conditions
Fig 1 Hair mount viewed under light microscopy (original magnification: ×10). Hair fragments that were easily broken off showed individual filaments splayed apart. Journal of the American Academy of Dermatology 2010 62, 145-147DOI: (10.1016/j.jaad.2009.01.048) Copyright © 2009 American Academy of Dermatology, Inc. Terms and Conditions
Fig 2 A 24-year-old Hispanic patient who was using ceramic flat iron on high setting almost daily had hair of varying lengths and flyaway ends. Journal of the American Academy of Dermatology 2010 62, 145-147DOI: (10.1016/j.jaad.2009.01.048) Copyright © 2009 American Academy of Dermatology, Inc. Terms and Conditions
Fig 3 A 26-year-old African American woman who had been using ceramic flat iron weekly developed hair breakage after she colored her hair. Note that her nondyed black hair was largely unaffected. Journal of the American Academy of Dermatology 2010 62, 145-147DOI: (10.1016/j.jaad.2009.01.048) Copyright © 2009 American Academy of Dermatology, Inc. Terms and Conditions
Fig 4 A 32-year-old Hispanic woman experienced 3 months of hair shedding. She used color rinse monthly and flat iron one to two times weekly. The lower half of her hair was unruly, courser in texture, and broke off easily. Journal of the American Academy of Dermatology 2010 62, 145-147DOI: (10.1016/j.jaad.2009.01.048) Copyright © 2009 American Academy of Dermatology, Inc. Terms and Conditions