589 results
Castleman's Disease and Associated Syndromes
HYALINE VASCULAR VARIANT
 • unicentric, HHV8-ve, children and young.
 • Hyalinized vessels
Castleman's Disease ... • unicentric, HHV8 ... associated with Castleman's ... Plasmablastic subtype is HHV8 ... myeloma, POEMS) HHV8
HHV8/KSHV-reIated diseases: From Cellular Proliferation to Hyperinflammation
Kaposi sarcoma (KS):
 • Target organs: Ubiquitous (cutaneous and mucosal
HHV8/KSHV-reIated ... Light chain: - HHV8 ... + Multicentric Castleman ... de Fremont #HHV8
Pathology - Castleman disease. 

Mediastinal mass in a younger woman.

Histologic Features of Castleman disease, hyaline vascular
Pathology - Castleman ... Histologic Features of Castleman ... @mjcascio #Castleman
Thrombotic Microangiopathies In Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#TMAs #Thrombotic #Microangiopathies #Systemic #Lupus #Erythematosus #SLE #hematology
Erythematosus #SLE #hematology ... #rheumatology #
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
Herpes Viruses (HHV ... herpes virus 6 HHV ... herpes virus 7 HHV ... herpesvirus 8 HHV ... Herpes #Viruses #HHV
IDSA Recommendations for Preventing and Treating HHV-8 Diseases—Kaposi Sarcoma (KS), Primary Effusion Lymphoma (PEL), Multicentric Castleman’s
Preventing and Treating HHV ... , Multicentric Castleman ... activity against HHV ... adjunctive therapy #HHV8 ... KaposiSarcoma #Castlemans
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Non-infectious (malignancy, rheumatologic ... causes #Platelets #hematology
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
POEMs syndrome, Castleman's ... MGUS #diagnosis #hematology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Miscellaneous: Castleman's
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Virus (EBV, CMV, HHV8 ... treatment #summary #rheumatology