A00-B99 C00-D48D50-D89 E00-E90 F00-F99 G00-G99 H00-H59 H60-H95 I00-I99 J00-J99 K00-K93
L00-L99 M00-M99 N00-N99 O00-O99 P00-P96 Q00-Q99 R00-R99 S00-T98 V01-Y98 Z00-Z99 U00-U99

L50-L54 Urticaria and erythema






Chapter XII


Diseases of the skin and subcutaneous tissue
(L00-L99)


Urticaria and erythema
(L50-L54)


Excludes:
* Lyme disease (A69.2)
* rosacea (L71.-)











L50
Urticaria
Latin: Urticaria


Excludes:allergic contact dermatitis (L23.-)
angioneurotic oedema (T78.3)
hereditary angio-oedema (E84.1)
Quincke's oedema (T78.3)
urticaria:
· giant (T78.3)
· neonatorum (P83.8)
· papulosa (L28.2)
· pigmentosa (Q82.2)
· serum (T80.6)
· solar (L56.3)
L50.0
Allergic urticaria
Latin: Urticaria allergica
L50.1
Idiopathic urticaria
Latin: Urticaria idiopathica
L50.2
Urticaria due to cold and heat
Latin: Urticaria propter frigorem et calorem
L50.3
Dermatographic urticaria
Latin: Urticaria dermatographica
L50.4
Vibratory urticaria
Latin: Urticaria vibratoria
L50.5
Cholinergic urticaria
Latin: Urticaria cholinergica
L50.6
Contact urticaria
Latin: Urticaria contacta
L50.8
Other urticaria
Latin: Urticaria alia


Urticaria:
· chronic
· recurrent periodic
L50.9
Urticaria, unspecified
Latin: Urticaria, non specificata









L51
Erythema multiforme
Latin: Erythema multiforme
L51.0
Nonbullous erythema multiforme
Latin: Erythema multiforme non bullosum
L51.1
Bullous erythema multiforme
Latin: Erythema multiforme bulosum


Stevens-Johnson syndrome
L51.2
Toxic epidermal necrolysis [Lyell]
Latin: Necrolysis epidermatica toxica (Lyell)
L51.8
Other erythema multiforme
Latin: Erythema multiforme aliud
L51.9
Erythema multiforme, unspecified
Latin: Erythema multiforme, non specificatum









L52
Erythema nodosum
Latin: Erythema nodosum









L53
Other erythematous conditions
Latin: Morbi erythematosi alii


Excludes:erythema:
· ab igne (L59.0)
· due to external agents in contact with skin (L23-L25)
· intertrigo (L30.4)
L53.0
Toxic erythema
Latin: Erythema toxicum


Use additional external cause code (Chapter XX), if desired, to identify external agent.


Excludes:neonatal erythema toxicum (P83.1)
L53.1
Erythema annulare centrifugum
Latin: Erythema anulare centrifugale
L53.2
Erythema marginatum
Latin: Erythema marginatum
L53.3
Other chronic figurate erythema
Latin: Erythema figuratum chronicum aliud
L53.8
Other specified erythematous conditions
Latin: Morbi erythematosi alii, specificati
L53.9
Erythematous condition, unspecified
Latin: Morbus erythematosus, non specificatus


Erythema NOS
Erythroderma NOS









L54*
Erythema in diseases classified elsewhere
Latin: Erythema in morbis aliis
L54.0*
Erythema marginatum in acute rheumatic fever (I00+)
Latin: Erythema marginatum in febri rheumatica acuta (I00+)
L54.8*
Erythema in other diseases classified elsewhere
Latin: Erythema in morbis aliis


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