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crystals in lymph node

Friday 9 January 2015

Types

- calcifications

  • spherulitic calcification
  • smooth calcification
  • crystallized apatite
  • whitlockite
    • isolated and well-crystallized whitlockite

- cholesterol crystals

- sarcoisosis
- Rosai-Dorfman disease (16121057)

  • Skin lesions can show classic features of cutaneous RDD with the additional feature of conspicuous rhomboidal and needle-shaped crystals within the cytoplasm of many lesional plasma cells, histiocytes, and also in an extra-cellular location. (16121057)

- drugs

- silicosis

- lymphoplasmocytic proliferation

To-do

- polarization for birefringence

References

- Crystals and calcification patterns in two lymph node calcifications. Sakae T, Yamamoto H. J Oral Pathol. 1987 Oct;16(9):456-62. PMID: 3123624

- A case report of anthracosilicotic spindle-cell pseudotumor of mediastinal lymph node: cytologic diagnosis by endoscopic ultrasound-guided fine-needle aspiration. Varghese LR, Stanley MW, Wakely PE Jr, Lucido ML, Mallery S, Bardales RH. Diagn Cytopathol. 2005 Oct;33(4):268-72. PMID: 16138379

- Crystal deposition in a case of cutaneous Rosai-Dorfman disease. Motta L, McMenamin ME, Thomas MA, Calonje E. Am J Dermatopathol. 2005 Aug;27(4):339-42. PMID: 16121057

- Intra-abdominal, crystal-storing histiocytosis due to clofazimine in a patient with lepromatous leprosy and concurrent carcinoma of the colon. Pais AV, Pereira S, Garg I, Stephen J, Antony M, Inchara YK. Lepr Rev. 2004 Jun;75(2):171-6. PMID: 15282969

- Cytoplasmic crystals in multiple myeloma-associated Fanconi’s syndrome. A morphological study including immunoelectron microscopy. Truong LD, Mawad J, Cagle P, Mattioli C. Arch Pathol Lab Med. 1989 Jul;113(7):781-5. PMID: 2500924