1066 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Virus (EBV, CMV, HHV8 ... • Autoimmune diseases ... Adult-onset Still disease ... Drugs, Unknown cause ... Treatment: •
Castleman's Disease and Associated Syndromes
HYALINE VASCULAR VARIANT
 • unicentric, HHV8-ve, children and young.
 • Hyalinized vessels
Castleman's Disease ... • unicentric, HHV8 ... with Castleman's disease ... 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 ... diseases: From ... Light chain: - HHV8 ... de Fremont #HHV8 ... #diseases #comparison
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... Rare causes: ... , IgG4-related disease ... Differential #Diagnosis #Causes
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... Pneumonitis • Treatment ... Connective Tissue Disease ... BrighamChiefs #ILD #Causes ... interstitial #lung #disease
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 ... Mononucleosis-like disease ... herpes virus 6 HHV ... herpes virus 7 HHV ... herpesvirus 8 HHV
General overview of lung diseases. 

#diagnosis #causes #lung #disease #restrictive #obstructive #pulmonary #respiratory #pearls #ddxof
overview of lung diseases ... #diagnosis #causes ... #lung #disease
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
structural heart disease ... frequently benign causes ... life-threatening causes ... the underlying disease ... The treatment strategy
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Causes of Fever ... vasculitis to cause ... onset Still's disease ... , Kikuchi disease ... Differential #Diagnosis #causes
Causes of Iron Deficiency
 • Inadequate Intake: Vegetarian/vegan diet, Malnutrition
 • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Pregnancy, EPO treatment ... Edema, Celiac disease ... • Inflammatory Disease ... differential #diagnosis #causes