Rowland has recently returned from Africa where he was taking Chloroquine for malaria prophylaxis – and presents with blue nails. They are painless and he is otherwise well.
Sue presents with green nails. She works as a nurse on the General Surgical and Infectious Diseases wards and has recently been using Prednisone to manage her intermittent Rheumatoid Arthritis.
Gerry is a 65 year old man with a history of sun exposure, and a 20 pack year smoking history who presents with brown nails as seen in the picture beneath.