Osimertinib-associated ashy dermatosis–like hyperpigmentation

• Pattamon Lertpichitkul, MD,
• Jade Wititsuwannakul, MD,
• Pravit Asawanonda, MD, DSc,
• Pawinee Rerknimitr, MD, MSc

Affiliations

Pattamon Lertpichitkul, MD

Division of Dermatology, Department of Internal Medicine, Faculty of Medicine, Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand

Jade Wititsuwannakul, MD

Division of Dermatology, Department of Internal Medicine, Faculty of Medicine, Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand

Pravit Asawanonda, MD, DSc

Division of Dermatology, Department of Internal Medicine, Faculty of Medicine, Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand

Pawinee Rerknimitr, MD, MSc

Correspondence to: Pawinee Rerknimitr, MD, MSc, Division of Dermatology, Department of Medicine, Faculty of Medicine, Skin and Allergy Research Unit, Chulalongkorn University, 1873 Rama IV Rd, Pathumwan, Bangkok 10330, Thailand.; Division of Dermatology, Department of Internal Medicine, Faculty of Medicine, Skin and Allergy Research Unit, Chulalongkorn University, Bangkok, Thailand