This document defines and describes different types of primary and secondary skin lesions as well as special skin lesions seen in dermatology. It discusses macules, papules, plaques, nodules, vesicles, bullae, pustules, wheals, crusts, erosions, scales, ulcers, fissures, scars, atrophy, excoriations, comedos, milia, cysts, burrows, lichenification, telangiectasias, petechiae, and purpura. The document provides examples of conditions associated with each type of lesion.

1. IN THE NAME OWNER OF BEAUTY

2. MORPHOLOG
Y
&
TERMINOLOG
Y
OF
SKIN
LESIONS

3. MORPHOLOGY
&
TERMINOLOGY
OF
SKIN LESIONS

4. KIND OF LESIONS IN DERMATOLOGY
1- PRIMARY SKIN LESIONS
2-SECONDARY SKIN LESIONS
3- SPECIAL SKIN LESIONS

5. PRIMARY LESIONS

6. MACULE
Flat, circumscribed skin
discoloration that lacks
surface elevation or
depression
Vitiligo
Ink tattoo

7. Flat,
circumscribed
skin
discoloration,
a very large
macule
Vitiligo
PATCH

8. Elevated, solid lesion
<0.5 cm in
diameter
B.C.C
Intradermal Nevi
PAPULE

9. Elevated,
solid”confluence of
papule”>0.5 cm in
diameter that lacks
a deep component
Psoriasis
M.F
PLAQUE

10. Elevated, solid
lesion>0.5 cm
in diameter, a
larger-deeper
papule
Lipoma
Rheumatoid
nudule
NODULE

11. Plaque that
contains clear
fluid ,a blister
Herpes simplex
Herpes zoster
Contact
dermatitis
VESICLE

12. Localized fluid
collection>0.5
cm in
diameter, a
large vesicle
Pemphigus
vulgaris
Bullous
pemphigoid
Bullous impetigo
BULLA

13. Papule that
contains
purulent
material
Folliculitis
Impetigo
Acne
Pustular
psoriasis
PUSTULE

14. Firm,edematous,pl
aque that is
evanescent and
pruritic, a hive
Urticaria
Urticaria
pigmentosa
WHEAL (HIVE)

15. SECONDARY
LESIONS

16. A collection of
cellular debris
,dried serum,and
blood
A scab antecedent
primary lesion is
usually a
vesicle,bulla or
pustule
Impetigo
Capitis Tinea
CRUST

17. A partial focal loss of
epidermis, heals
without scarring
TEN
Perleche
EROSION

18. Thick stratum
corneum that
results from
hyperproliferatio
n or increased
cohesion of
keratinocytes
4S
Scarlet fever
SCALE

19. A full-thickness, focal
loss of
dermis,heals with
scarring
Bed sore
Syphlis
ULCER

20. Vertical loss of
epidermis and
dermis with
sharply defined
walls, crack in
skin
Perleche
Eczema
FISSURE

21. A collection of new
connective tissue,
may be
hypertrophic or
atroohic scar
implies
dermoepidermal
damage
Burn
Acne
SCAR

22. Thinning of the
epidermis,
dermis or fat
that cause
depression in
the skin
surface
Morphea
ATROPHY

23. SPECIAL
SKIN
LESIONS

24. Linear erosion
included by
scratching
Scabies
Atopic Dermatitis
Prurigo
EXCORIATION

25. Folliculocentric
collection of
sebum and
keratin
Acnea
DLE
COMEDO

26. Millia are tiny
pimple-like spots
usually on a
Newborn baby
Tiny white cyston the
surface of the skin
Sun Damage
MILIA

27. Nodule that
contains fluid
semisolidmate
rial
Acne
Pilar cyst
CYST

28. An elevated
channel in the
superficial
epidermis
produced by
parasite such
as mite
sarcoptes
scabiei
Scabies
BURROW

29. Focal area of
thickened skin
produced by
chronic
scratching or
rubbing
Atophic
Dermatitis
LICHENIFICATION

30. Small, dilated
,superficial
blood vessels
that disappear
with pressure
CREST Syndrome
Scleroderma
Rosacea
TELANGIECTASIA

31. A small purplish
spot on a body
surface caused
by a minute
hemorrhage<0.
5 cm
Vasculitis
DIC
PETECHIAE

32. A small purplish
spot
on a body surface
caused by a
minute
hemorrhage>0.
5 cm
Platelet Disorder
PURPURA