Medium size vessel lymphocytic vasculitis with macular lesions and livido racemosa


    A 61 year-old otherwise healthy male presented with macular lesions and livido reticularis on lower extremities.

    He had a history of Bell's palsy and "orbital fibroinflammatory tumor".

    Extensive laboratory work up revealed mildly increased levels of IgG with no other significant findings.

    A biopsy was performed.


    FADDV 2012.4.5 what kills the epidermis?

    A 39-year-old woman had a tender crusted papule on her lower back, noted for 1 week. The clinical impression is an irritated nevus.

    FADDV 2012.4.4 panniculitis?

    A 55-year-old man had tender brownish patches, plaques with ulceration on her both lower legs and ankles for 6 months. The clinical impression includes panniculitis, erythema nodosum, and erythema induratum.


    FADDV 2012.4.3 hematoma?

    A 26-year-old man had a tender skin nodule on his left 3rd toe for several weeks. The clinical impression is fibrosis and an excisional biopsy was done.

    FADDV 2012.4.2 what kind of the cyst?

    A 39-year-old woman had a hard tender subcutaneous nodule on her upper arm for 1 month. The clinical impression is pilomatricoma.

    FADDV 2012.4.1 trichoepithelioma or basal cell carcinoma?

    A 55-year-old woman had a skin-colored asymptomatic papule on her nose for several months. The clinical impression is basal cell carcinoma and the lesion was excized.

    20 year-old male with lesions since childhood

    Pt has had progressively worsening lesions since childhood.  Exam reveals involvement of the torso, axilla, palms, and fingernails.  

    50 year-old female with hypopigmented lesions

    Pt presented with several month h/o non-scaling, hypopigmented patches with seripiginous borders.  No induration noted on exam. 

    Pt had previously tried 1 month of ketoconazole and intermittent topical clobetasol with continued growth of lesions.  

    91 year-old female with a flare of rheumatoid arthritis and cutaneous lesions.

    A 91 year-old woman with a history of rheumatoid arthritis presented to the ER  with a flare of arthritic symptoms and multiple erythematous papules/nodules with slightly necrotic appearing center on extensor surfaces of elbows, thighs and buttocs. A biopsy was performed.

    42 year-old female with a recurrent itchy macule on her vulva.

    42 year-old female presented to a gynecologist with recurrent itchy macule on her vulva. Clinical considerations included VIN and psoriasis. A biopsy was performed.


    A 56 year-old female with painful red ears and acquired aortic valve insufficiency

    A 56 year-old female with painful red ears and acquired aortic valve insufficiency. The biopsy was performed to evaluate for a possible relapsing polychondritis.


    Pleomorphic cutaneous neoplasm with positive MITF

    The patient was a 78 year old male with a "slowly growing lesion on the forehead". 

    The case was submitted for consultation to confirm a diagnosis of melanoma made based on histological features and positive MITF immunohistochemical stain.

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