14 results
Kaposi Sarcoma Herpes Virus (KSHV)

By Dr. Sara Dong @swinndong via #IDFellowCase
#ID  #Infectious Diseases  #Infections
#Differential
Differential #Ddx #Diagnosis ... #KSHV #HHV #lymphoproliferative ... #KICS
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
Infection-Related Cancers
Viruses:
 • HPV - Cervical, anogenital, head and neck, skin cancer
 • HTLV-1 - Adult
Cancers Viruses: • HPV ... T-cell Leukemia • HIV ... cell carcinoma • HBV ... carcinoma • HHV ... #differential #diagnosis
HHV8/KSHV-reIated diseases: From Cellular Proliferation to Hyperinflammation
Kaposi sarcoma (KS):
 • Target organs: Ubiquitous (cutaneous and mucosal
HHV8/KSHV-reIated ... • Association HIV ... Light chain: - HHV8 ... de Fremont #HHV8 ... diseases #comparison #diagnosis
KSHV Inflammatory Cytokine Syndrome (KICS)

By Dr. Sara Dong @swinndong  via #IDFellowCase
#ID  #Infectious Diseases
Cytokine Syndrome (KICS ... Differential #Ddx #Diagnosis ... #KSHV #HHV #KICS
Castleman's Disease and Associated Syndromes
HYALINE VASCULAR VARIANT
 • unicentric, HHV8-ve, children and young.
 • Hyalinized vessels
• unicentric, HHV8 ... Plasmablastic subtype is HHV8 ... myeloma, POEMS) HHV8 ... Disease #Variants #Diagnosis
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
gut) • Viruses: HSV ... airways) • Viruses: HSV ... reactivation), HHV ... #differential #diagnosis
KSHV Inflammatory Cytokine Syndrome (KICS)
Working Case Definition for KICS: Requires at least 2 clinical manifestations (from
Cytokine Syndrome (KICS ... Definition for KICS ... ID_fellows #KICS ... Syndrome #Kaposi #diagnosis ... #management #hhv8
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
- Differential Diagnosis ... , D, EBV, CMV, HSV ... : Shock Liver, Thrombus ... #Differential #Diagnosis
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Auto-amplification loop Diagnosis ... hemophagocytosis = additional diagnostic ... Virus (EBV, CMV, HHV8 ... Lymphohistiocytosis #diagnosis