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Question: Can you identify this condition?

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Vol 56: august • août 2010 Canadian Family PhysicianLe Médecin de famille canadien

775

Practice

Dermacase

Can you identify this condition?

Michael A. Sawchuk Benjamin Barankin

MD FRCPC

A

healthy 28-year-old woman presents with an asymmetric, 7-mm, dark brown macule on her back. The lesion has been present for many years. She believes that the lesion has grown in size and has become darker in the past few months. There is no personal or family history of skin cancer.

The most likely diagnosis is 1. Seborrheic keratosis 2. Melanoma

3. Acquired melanocytic nevus 4. Dysplastic nevus

5. Senile lentigo

Answer on page 776

Ophthaproblem

Can you identify this condition?

Davin Johnson

MD

Kelly D. Schweitzer

MD

Sanjay Sharma

MD MSc MBA FRCSC

A

24-year-old man presents to the after-hours clinic complaining of a foreign body sen- sation in his left eye. Six hours earlier he was working in his garage and felt a “speck of metal”

fly into his eye while hammering a nail. He was not wearing eye protection. On examination the patient’s visual acuity is 6/6 bilaterally. Slit lamp examination of the left eye is shown above.

The most likely diagnosis is

1. Intraocular foreign body 2. Rust ring

3. Corneal foreign body 4. Conjunctival foreign body

Answer on page 777

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Vol 56: july • juillet 2010 Canadian Family Physician • Le Médecin de famille canadien