This has led some authors to propose dropping dorsal from the designation of NDDH and changing it to neutrophilic dermatosis
of the hands or even acral neutrophilic dermatosis
1) The differential diagnosis includes bullous pyoderma gangrenosum, erythema multiforme, urticarial vasculitis, rheumatoid neutrophilic dermatosis
, and bacterial, mycobacterial, and deep fungal infections.
Acute febrile neutrophilic dermatosis
(Sweet's syndrome) in a child, associated with a rotavirus infection: a case report.
with myelodysplastic syndrome: nuclear segmentation anomalies of neutrophils in the skin lesion and in peripheral blood.
Zamanian A, Ameri A: Acute febrile neutrophilic dermatosis
(Sweet's syndrome): a study of 15 cases in Iran.
DISCUSSION: Pyoderma gangrenosum is a neutrophilic dermatosis
, commonly seen in the fourth to fifth decade of life.
The differential diagnosis for EM includes urticaria, Stevens-Johnson syndrome, fixed drug eruption, bullous pemphigoid, paraneoplastic pemphigus, acute febrile neutrophilic dermatosis
(Sweet's syndrome), polymorphous light eruption (PMLE), and cutaneous small-vessel vasculitis.
2, 3] Associated systemic diseases reported are ulcerative colitis, Crohn's disease,  rheumatoid arthritis,5 seronegative arthritis, hematological malignancies, collagen vascular diseases, monoclonal gammopathy, hepatic and pancreatic diseases, wegners granulomatosis, neutrophilic dermatosis
Pyoderma gangrenosum (PG) is an uncommon, noninfectious neutrophilic dermatosis
that results in chronic ulcerative lesions.
DISCUSSION: Pyoderma gangrenosum first described by Brunsting et al (3) in 1930, is a destructive, inflammatory neutrophilic dermatosis
Other rare categories of neutrophilic dermatoses include Sweet's syndrome, an acute febrile neutrophilic dermatosis
, and neutrophilic dermatosis
of the dorsum of the hand.