Pathnologic @pathnologic
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Path Geek - All things #pathology
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Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
KyleBradleyMD "Pattern ... infection) - "Pattern ... phase between pattern ... Pathology #Microscopy #LymphNode ... #Clinical
These are oxalate crystals, which look like little envelopes (or tetrahedrons, depending upon your point of
These are oxalate ... Oxalate crystals are ... #Clinical #Path
Herpes Simplex Virus 
Lymphadenitis 
 • Expanded paracortex 
 • HSV-infected cells are 
present in areas
HSV-infected cells are ... Pathology #Microscopy #Clinical ... #LymphNode
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
Here are very large ... These findings are ... #Clinical #Path
The arrows point to blister cells. These cells are thought to be precursors of helmet cells.
These cells are ... #Clinical #Path
Dacrocytes (tear drop cells) 
Other poikilocytes resemble a pear or teardrop. The narrow, tapered end
may be
Dacrocytes are found ... #Clinical #Path
Tinea Versicolor - Physical examination revealed large, coalescing, hypopigmented patches and macules on her torso and
torso and upper arms ... and meatball” pattern ... #Clinical #Derm
Schistocytes - The arrows point to schistocytes which are fragmented red blood cells. Also called schizocytes,
schistocytes which are ... Schistocytes are ... a more generic term ... Clinical conditions ... #Clinical #Path
Here is a lymph node with florid follicular hyperplasia typical of HIV lymphadenitis (so-called "pattern A",
lymphadenitis (so-called "pattern ... KyleBradleyMD "Pattern ... Lymphadenitis #PatternA ... Pathology #Microscopy #LymphNode ... #Clinical
Stomatocyte - The appearance of stomatocytes with their oval or rectangular central pallor has been compared
Clinical Correlation ... : Stomatocytes are ... condition but are ... #Clinical #Path