3605 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Triggering factor (infection ... Acquired HLH: • Infections ... Virus (EBV, CMV, HHV8 ... Still disease, Infection ... Drugs, Unknown cause
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Transplant Infections ... reactivation), HHV ... #Transplant #Infections ... differential #diagnosis #causes
Kaposi Sarcoma Herpes Virus (KSHV)

By Dr. Sara Dong @swinndong via #IDFellowCase
#ID  #Infectious Diseases  #Infections
#Differential
IDFellowCase #ID #Infectious ... Diseases #Infections ... Diagnosis #KSHV #HHV
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterial Infections ... most likely to cause ... pulmonary infection ... It can also cause ... Reported cases associated
Infectious causes of eosinophilia

By Dr. Hawra Al-Lawati @hawraallawati via Febrile [febrilepodcast.com]
#ID  #Infectious Diseases  #Infections
#Differential
Infectious causes ... febrilepodcast.com] #ID #Infectious ... Diseases #Infections
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Connective Tissue, Infections ... Lymphocytosis: Infection ... Lymphocytopenia: Infections ... Differential #Diagnosis #causes
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 ... 20%) congenital infection ... herpes virus 6 HHV ... herpes virus 7 HHV ... herpesvirus 8 HHV
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Disseminated Gonoccocal Infection ... Disease (Erythema Infectiousum ... • Primary HIV Infection ... #Orthopedics #Causes
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... reaction - Helminth infection ... disease Rare causes ... aspergillosis - Viral infections
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
associated with infection ... Cerumen impaction Infectious ... by bacterial infections ... (90%), Fungal infections ... • Tumor • Infection