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Common Skin Lesions Seborrheic Keratosis Common Skin Lesions Fernando Vega, MD Seattle Healing Arts Seborrheic Keratosis Seborrheic Keratosis Seborrheic Keratosis Seborrheic Keratosis Fernando Vega, M.D. 1 Common Skin Lesions Seborrheic

  1. Common Skin Lesions Seborrheic Keratosis Common Skin Lesions Fernando Vega, MD Seattle Healing Arts Seborrheic Keratosis Seborrheic Keratosis Seborrheic Keratosis Seborrheic Keratosis Fernando Vega, M.D. 1

  2. Common Skin Lesions Seborrheic Keratosis Seborrheic Keratosis Seborrheic Keratosis Dermatofibroma Key points • Rough and scaly • Not a tumor but a fibrous reaction to trauma – Or smooth with tiny round embedded pearls – Insect bite – Viral lesion • Looks like it’s stuck and can be peeled off • Firm indolent nodule Fi i d l t d l • The thicker, the rougher • Doesn’t exceed 1cm • Variation in pigmentation is due to thickness • Red ‐ brown, blue ‐ black due to deposit of • Changes in tint but not hue hemosiderin • Responds to freezing • Does not respond to cryotherapy Dermatofibroma Dermatofibroma Fernando Vega, M.D. 2

  3. Common Skin Lesions Dermatofibroma Dermatofibroma Dermatofibroma Dermatofibroma Lentigo Lentigo Fernando Vega, M.D. 3

  4. Common Skin Lesions Lentigo Lentigo Lentigo Lentigo • Usually in sun exposed areas of face arms and hands • Size 0.2 ‐ 2 cm • Age related Age related • Biopsy if: – Highly irregular border – Localized increase or change in pigmentation – Localized thickening • Responds to cryotherapy, tretinoin Ephelides Verrucae Fernando Vega, M.D. 4

  5. Common Skin Lesions Verrucae Verrucae Verrucae Cherry Angiomas Cherry Angiomas Hemangioma Fernando Vega, M.D. 5

  6. Common Skin Lesions Hemangioma Hemangioma Hemangioma Lipoma Lipoma Lipoma Fernando Vega, M.D. 6

  7. Common Skin Lesions Liposarcoma Molluscum contagiosum Molluscum contagiosum Molluscum contagiosum Molluscum contagiosum Molluscum contagiosum Fernando Vega, M.D. 7

  8. Common Skin Lesions Molluscum contagiosum Xanthoma Xanthoma Xanthoma Sebaceous Cyst Sebaceous Cyst Fernando Vega, M.D. 8

  9. Common Skin Lesions Sebaceous Cyst Sebaceous Cyst • <object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/FH7T0jzF0RA&hl=en&f s=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/FH7T0jzF0RA&hl=en&fs= p // y / / j 1" type="application/x ‐ shockwave ‐ flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object> • http://www.youtube.com/watch?v=FH7T0jzF0RA • http://www.youtube.com/watch?v=03FROQHp2DQ Fernando Vega, M.D. 9

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