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Sweet Syndrome (Acute Febrile Neutrophilic Dermatosis)

William E. Michael, MD and Erik J. Schweitzer, MD, MPH Reviewed 06/2018
 


BASICS

DESCRIPTION

  • An uncommon inflammatory disorder of the skin that is characterized by the abrupt onset of painful, edematous, and erythematous lesions (papules, plaques, or nodules) (1). The lesion...

DIAGNOSIS

HISTORY

  • The most frequent symptom is fever, which may precede the cutaneous manifestations by several days to weeks and can be present throughout the entire episode.

  • Patients may report an ant...

TREATMENT

If untreated, can remain for weeks to months. Without therapeutic intervention, the cutaneous lesions and dermatosis-related symptoms eventually resolve in cases of the classic subtype. In c...

ONGOING CARE

PROGNOSIS

  • In the classic subtype, symptoms may remit or show resolution without therapeutic intervention.

  • Successful management of the cancer in the malignancy-associated subtype occasional...

REFERENCES

1
Cohen PR. Sweet's syndrome—a comprehensive review of an acute febrile neutrophilic dermatosis. Orphanet J Rare Dis.  2007;2:34. [View Abstract on OvidMedline]
2
Vanourny J, Swick BL. Sw...

ADDITIONAL READING

  • Chan MP, Duncan LM, Nazarian RM. Subcutaneous Sweet syndrome in the setting of myeloid disorders: a case series and review of the literature. J Am Acad Dermatol.  2013;68(6):10...

CODES

ICD10

L98.2 Febrile neutrophilic dermatosis [Sweet] 

ICD9

695.89 Other specified erythematous conditions 

SNOMED

  • 84625002 Acute febrile neutrophilic dermatosis (disorder)

  • 403216007 Sweet's disease fol...

CLINICAL PEARLS

  • Consider Sweet syndrome in patients with abrupt onset of fever and asymmetric, erythematous, tender papules, plaques, or nodules.

  • Skin biopsy is diagnostic.

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