Urticaria L50- >

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as L50. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • allergic contact dermatitis (
    ICD-10-CM Diagnosis Code L23
    • L23 Allergic contact dermatitis
      • L23.0 Allergic contact dermatitis due to metals
      • L23.1 Allergic contact dermatitis due to adhesives
      • L23.2 Allergic contact dermatitis due to cosmetics
      • L23.3 Allergic contact dermatitis due to drugs in c...
      • L23.4 Allergic contact dermatitis due to dyes
      • L23.5 Allergic contact dermatitis due to other chem...
      • L23.6 Allergic contact dermatitis due to food in co...
      • L23.7 Allergic contact dermatitis due to plants, ex...
      • L23.8 Allergic contact dermatitis due to other agen...
        • L23.81 Allergic contact dermatitis due to animal (ca...
        • L23.89 Allergic contact dermatitis due to other agen...
      • L23.9 Allergic contact dermatitis, unspecified caus...
    L23.-
    )
  • angioneurotic edema (
    ICD-10-CM Diagnosis Code T78.3

    Angioneurotic edema

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Allergic angioedema
    • Giant urticaria
    • Quincke's edema
    Type 1 Excludes
    T78.3
    )
  • giant urticaria (
    ICD-10-CM Diagnosis Code T78.3

    Angioneurotic edema

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Allergic angioedema
    • Giant urticaria
    • Quincke's edema
    Type 1 Excludes
    T78.3
    )
  • hereditary angio-edema (
    ICD-10-CM Diagnosis Code D84.1

    Defects in the complement system

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • C1 esterase inhibitor [C1-INH] deficiency
    D84.1
    )
  • Quincke's edema (
    ICD-10-CM Diagnosis Code T78.3

    Angioneurotic edema

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Allergic angioedema
    • Giant urticaria
    • Quincke's edema
    Type 1 Excludes
    T78.3
    )
  • serum urticaria (
    ICD-10-CM Diagnosis Code T80.6

    Other serum reactions

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Intoxication by serum
    • Protein sickness
    • Serum rash
    • Serum sickness
    • Serum urticaria
    Type 2 Excludes
    T80.6-
    )
  • solar urticaria (
    ICD-10-CM Diagnosis Code L56.3

    Solar urticaria

      2016 2017 2018 2019 Billable/Specific Code
    L56.3
    )
  • urticaria neonatorum (
    ICD-10-CM Diagnosis Code P83.8

    Other specified conditions of integument specific to newborn

      2016 2017 2018 - Deleted Code 2018 - New Code 2019 Non-Billable/Non-Specific Code
    P83.8
    )
  • urticaria papulosa (
    ICD-10-CM Diagnosis Code L28.2

    Other prurigo

      2016 2017 2018 2019 Billable/Specific Code
    Applicable To
    • Prurigo NOS
    • Prurigo Hebra
    • Prurigo mitis
    • Urticaria papulosa
    L28.2
    )
  • urticaria pigmentosa (
    ICD-10-CM Diagnosis Code Q82.2

    Congenital cutaneous mastocytosis

      2016 2017 2018 - Revised Code 2019 Billable/Specific Code POA Exempt
    Applicable To
    • Congenital diffuse cutaneous mastocytosis
    • Congenital maculopapular cutaneous mastocytosis
    • Congenital urticaria pigmentosa
    Type 1 Excludes
    • cutaneous mastocytosis NOS (D47.01)
    • diffuse cutaneous mastocytosis (with onset after newborn period) (D47.01)
    • malignant mastocytosis (C96.2-)
    • systemic mastocytosis (D47.02)
    • urticaria pigmentosa (non-congenital) (with onset after newborn period) (D47.01)
    Q82.2
    )
Clinical Information
  • A disorder characterized by an itchy skin eruption characterized by wheals with pale interiors and well-defined red margins.
  • A raised, erythematous papule or cutaneous plaque, usually representing short-lived dermal edema
  • A vascular reaction of the skin characterized by erythema and wheal formation due to localized increase of vascular permeability. The causative mechanism may be allergy, infection, or stress.
  • An itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs.
  • An itchy skin eruption characterized by wheals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs.
  • Hives are red and sometimes itchy bumps on your skin. An allergic reaction to a drug or food usually causes them. Allergic reactions cause your body to release chemicals that can make your skin swell up in hives. People who have other allergies are more likely to get hives than other people. Other causes include infections and stress.hives are very common. They usually go away on their own, but if you have a serious case, you might need medicine or a shot. In rare cases, allergic reactions can cause a dangerous swelling in your airways, making it hard to breathe - which is a medical emergency.
  • Itchy, raised red areas on the skin. Urticaria are caused by a reaction to certain foods, drugs, infections, or emotional stress.
  • Urticaria.
  • Usually transient vascular reaction involving the upper dermis, representing local edema caused by dilation and increased permeability of the capilliaries and the development of wheals.
Codes
  • L50 Urticaria
    • L50.0 Allergic urticaria
    • L50.1 Idiopathic urticaria
    • L50.2 Urticaria due to cold and heat
    • L50.3 Dermatographic urticaria
    • L50.4 Vibratory urticaria
    • L50.5 Cholinergic urticaria
    • L50.6 Contact urticaria
    • L50.8 Other urticaria
    • L50.9 Urticaria, unspecified