Skin

• hemosiderotic juvenile xanthogranuloma
  6 November 2018

  See also
  hemosiderotic tumors
  Paywall references
  Hemosiderotic Juvenile Xanthogranuloma. Fernandez-Flores A, Nicklaus I, Browne F, Colmenero I. Am J Dermatopathol. 2017 Oct;39(10):773-775. doi:10.1097/DAD.0000000000000871. PMID: #28398921#

• hemosiderotic dermatofibroma
  6 November 2018

  hemosiderotic benign fibrous histiocytoma
  See also
  hemosiderotic tumors
  Open references
  Hemosiderotic dermatofibroma mimicking melanoma in a 12-year-old boy: a case report. Acar EM, Tad M, Kilitci A, Kemeriz F. Clin Case Rep. 2018 Apr 6;6(6):1006-1009. doi:10.1002/ccr3.1508. PMID: #29881552# Free
  Hemosiderotic dermatofibroma. Villarreal DJ, Luz AT, Buçard AM, Abreu L, Cuzzi T. An Bras Dermatol. 2017 Jan-Feb;92(1):92-94. doi:10.1590/abd1806-4841.20173563. PMID: #28225963# Free (...)

• hemosiderotic dermatofibroma-like stroma
  6 November 2018, by admin

  References
  Apocrine gland cyst with hemosiderotic dermatofibroma-like stroma: report of two cases. Gonzalez S. Am J Dermatopathol. 2005 Feb;27(1):36-8. PMID: #15677975#

• hemosiderotic fibrolipomatous tumor
  6 November 2018

  (so-called haemosiderotic fibrohistiocytic lipomatous tumour)
  Paywall references
  Haemosiderotic fibrolipomatous tumour (so-called haemosiderotic fibrohistiocytic lipomatous tumour): analysis of 13 new cases in support of a distinct entity. Browne TJ, Fletcher CD. Histopathology. 2006 Mar;48(4):453-61. PMID: #16487368#

• aneurysmal benign fibrous histiocytoma
  6 November 2018

  Angiomatoid fibrous histiocytoma
  Aneurysmal benign fibrous histiocytomas are variants of dermatofibromas. These benign blood-filled lesions can mimic malignancies due to their rapid and recurrent growth.
  Open references
  Aneurysmal benign fibrous histiocytoma with atrophic features. Shin JW, Park HS, Kim BK, Kim YA, Kim MG, Won CH, Cho S. Ann Dermatol. 2009 Feb;21(1):42-5. doi:10.5021/ad.2009.21.1.42. PMID: #20548854# Free
  References
  Giant aneurysmal benign fibrous histiocytoma (...)

• dermatofibroma with pleomorphic cells
  6 November 2018

  dermatofibroma with monster cells
  Definition : dermatofibroma with monster cells.
  Histologic examination :
  characteristic findings of a dermatofibroma, including : rete ridge flattening and bridging; a stroma containing scattered, large, round, eosinophilic collagen bundles; a polymorphous dermal infiltrate of spindle and xanthomatous cells with scattered siderophages.
  Some xanthomatous cells demonstrated features consistent with monster cells, including huge bizarre nuclei and one (...)

• cutaneous horn
  6 November 2018

  Etiology
  sebaceous adenoma
  pyogenic granuloma
  sebaceous nevus
  seborrheic keratosis
  wart
  papilloma
  actinic keratosis
  adenoacanthoma
  cutaneous Paget disease
  cutaneous squamous cell carcinoma
  cutaneous basal cell carcinoma
  Bowen disease
  Kaposi sarcoma
  cutaneous metastasis
  See also
  hyperkeratosis / hyperkeratotic anomalies

• melanocytic anomalies
  10 October 2018

  melanocytic lesions
  Images
  https://www.webpathology.com/case.asp?case=1025 https://www.webpathology.com/image.asp?case=1025&n=7
  Types
  congenital melanocytic anomalies
  acquired melanocytic anomalies
  Types
  melanocytic tumors melanocytic naevus dermal melanocytic naevus compound melanocytic naevus junctional melanocytic naevus atypical melanocytic naevus dysplastic melanocytic naevus giant congenital nevus melanomas melanoma-in-situ / melanoma in situ superficial spreading (...)

• melanoma in situ
  9 October 2018

  melanoma-in-situ
  Examples
  3cm plantar melanocytic lesion! Acral lentiginous MIS in situ https://twitter.com/kashingshum/status/816831009442463744

• lichenoid eruption
  17 September 2018

  lichenoid reaction (or lichenoid lesion ) WKP
  Definition : A lichenoid eruption is a skin disease characterized by damage and infiltration between the epidermis and dermis (" lichenoid infiltration ").
  The term lichenoid reaction (or lichenoid lesion) refers to a lesion of similar or identical histopathologic and clinical appearance to lichen planus (i.e., an area which resembles lichen planus , both to the naked eye and under a microscope).
  Sometimes dental materials or certain (...)

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