DISCUSSIONMORPHOLOGY of SKIN LESION

Made By: Chandra Hanseng Kimlistio

Preceptor: dr. Suswardana SpKK1

WHY is THAT IMPORTANT??

“He who studies skin diseases and fails to study the lesions first, will never understand

dermatology”

-Siemens (1891-1969)-

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CLASSIFICATION

1. Primary Lesion2.Secondary Lesion

-Plenk’s and Wilan-

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PRIMARY LESION

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1. MACULE

a circumscribed area of change in skin color without elevation or depression.

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.5

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 20046

2. PAPULE

An elevated solid lesion up to 0.5 cm in diameter

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.7

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 20048

3. PLAQUE

A circumscribed, elevated, superficial, solid lesion more than 0.5 cm in diameter

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.9

EXAMPLES

10Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 2004

4. NODULE

A palpable, solid, round or ellipsoidal lesion that is larger than a papule

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 11

5. WHEAL

A firm edematous plaque resulting from infiltration of the dermis with fluid; wheals are transient and may last only a

few hours

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 12

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 2004 13

6. VESICLE

A circumscribed collection of free fluid up to 0.5 cm in diameter

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 14

7. BULLAE

A circumscribed collection of free fluid more than 0.5 cm in diameter

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 15

8. PUSTULES

A circumscribed, superficial cavity of the skin that

contains a purulent exudate

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 16

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 2004 17

9. PURPURA

A circumscribed deposit of blood greater than 0.5 cm in diameter

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 18

10. CYST

A circumscribed lesion with a wall and a lumen; the lumen may contain fluid or solid matter

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008. 19

SECONDARY LESION

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1. CRUST

A collection of dried serum and cellular debris

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.21

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 200422

2. SCALE

Excess dead epidermal cells that are produced by abnormal keratinization and shedding

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.23

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 200424

3. EROSION

A focal loss of epidermis

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.25

4. ULCER

A focal loss of epidermis and dermis

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.26

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EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 2004

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5. SCAR

An abnormal formation of connective tissue implying dermal damage

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.

6. ATROPHY

A depression in the skin resulting from thinning of the epidermis or dermis

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.29

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7. FISSURE

A linear loss of epidermis and dermis with sharply defined, nearly vertical walls

Wolf, K. Fitzpatrick’s Color Atlas and Synopsis of Clinical Dermatology, 86h Edition. New York: McGraw Hill. 2008.

EXAMPLES

Habif, T.P. Clinical Dermatoloy, 54th Edition. Mosby, Philadelphia. 200431

8. LICHENIFICATION

An area of thickened epidermis induced by scratching

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.32

9. EXCORIATION

An erosion caused by scratching

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.33

OTHER CLASSIFICATION

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.34

COMEDO

Hair follicle infundibulum that is dilated and plugged by keratin and lipids.

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.35

HORN

Hyperkeratotic conical mass of cornified cells arising over an abnormally differentiating epidermis

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.36

POIKILODERMA

Combination of atrophy, telangiectasia, and varied pigmentary changes (hyper- and hypo-) over an area of skin

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.37

SINUS

A TRACT connecting deep suppurative cavities to each other or to the surface of the skin

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.38

STRIAE

Near depressions of the skin that usually measure several centimeters in length and result from changes to the

reticular collagen that occur with rapid stretching of the skin.

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.39

BURROWS

A wavy, threadlike tunnel through the outer portion of the epidermis excavated by a parasite

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.40

SCLEROSIS

A circumscribed or diffuse hardening or induration of the skin that results from dermal fibrosis.

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.41

PATCH

A flat area of skin or mucous membranes with a different color from its surrounding.

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.42

ERYTHEMA

 The blanchable pink to red color of skin or mucous membrane that is due to dilatation of arteries and veins in

the papillary and reticular dermis.Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.4

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ERYTHRODERMA

A generalized deep redness of the skin involving more than 90% of the body surface within days to weeks

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.44

KERATODERMA

Excessive accumulation of scale (hyperkeratosis) that results in a yellowish thickening of the skin, usually on the palms

or solesLowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.4

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ESCHAR

 Tissue necrosis, infarction, deep burns, gangrene, or other

ulcerating processLowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.

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TELENGIECTASIA

Dilated superficial blood vessels

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.

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INFARCT

An area of cutaneous necrosis resulting from a bland or inflammatory occlusion of blood vessels in the skin

Lowell A. Goldsmith, Stephen I. Katz, Barbara A. Gilchrest. Fitzpatrick’s Dermatology in General Medicine, 8th Edition. New York: McGraw Hill. 2012.

CONCLUSION

UNDERSTANDING BASIC KNOWLEDGE

is THE MOST FUNDAMENTAL

ASPECT

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“What is most difficult of all?”What appears to be most

simple: to see with your eyes what lies in front of your eyes...

-Johann Wolfgang van Goethe- 50

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