Table 1

Case	Age/sex*	Main clinical features	Peripheral blood smear	Skin biopsy	Diagnosis
1	40/F	Urticarial lesions, fever, polyarthritis	Anemia, immature cells	Leukocytoclastic Vasculitis	Megakaryocytic leukemia
2	52/F	Palpable purpura, constitutional symptoms	Pancytopenia, immature cells	Leukocytoclastic Vasculitis	Myelodysplastic Syndrome
3	56/M	Palpable purpura, constitutional symptoms, fever	Anemia, leukopenia, immature cells	Leukocytoclastic Vasculitis	Myelodysplastic Syndrome
4	70/M	Palpable purpura, constitutional symptoms, Polyarthritis	anemia, leukopenia, immature cells	Leukocytoclastic Vasculitis	Non- Hodgkin Lymphoma
5	78/M	Palpable purpura, constitutional symptoms, fever, arthralgias, abdominal pain	Anemia	Leukocytoclastic Vasculitis	Waldestrom’s Macroglobulinemia
6	83/M	Palpable purpura, necrotic ulcer,constitutional symptoms	Anemia, leukopenia	Leukocytoclastic Vasculitis	Myelodysplastic Syndrome
7	61/F	Palpable purpura, hematuria,, polyneuopathy	Anemia	Leukocytoclastic Vasculitis	Waldestrom’s Macroglobulinemia
8	82/M	Palpable purpura,abdominal pain, fecal occult blood, hematuria	Normal	Leukocytoclastic Vasculitis	Oropharyngeal Squamous cell Carcinoma
9	49/F	Palpable purpura, constitutional symptoms, fever,	Anemia	Leukocytoclastic Vasculitis	Infiltrating Breast Carcinoma
10	80/M	Palpable purpura, constitutional symptoms	Anemia	Leukocytoclastic Vasculitis	Lung Adenocarcinoma
11	85/F	Palpable purpura, ulcers	Normal	Leukocytoclastic Vasculitis	Breast Carcinoma

M: male; F: female.