| Case #13 Discussion |
|
Summary: Localized pigmented
surface lesion Lesions to Exclude
from the Differential Diagnosis: Intravascular lesions ~Blanch upon pressure Extravasated blood lesions ~Red, blue or purple (not brown) ~Resolve
or begin to resolve in less than 6 weeks ~Do
not become progressively darker Tattoo ~The
patient would have reported trauma if it had occurred on the lip ~Color – these are gray to black,
not brown Oral Melanotic Macule ~Occurs
on non-exposed mucosal surfaces ~Does
not darken when exposed to sunlight. Nevus and melanoma ~Usually thickened ~Do
not darken when exposed to sun Lesions to Include
in the Differential Diagnosis: Ephelis (Freckle) ~Non-thickened,
non-tender, does not blanch ~Color – Brown ~Darkens
when exposed to sunlight Management: Patient education: It is a
freckle, it will get darker with sun exposure, and no treatment is needed.
Routine follow-up is recommended.
Discuss with the patient the value of using sunscreen to prevent
sun damage and skin cancer formation. Final Diagnosis: Ephelis (Freckle) |