30 results
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 #causes
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Inflammatory: MS ... • Infectious: HIV ... Differential #Diagnosis #causes
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Virus (EBV, CMV, HHV8 ... Drugs, Unknown cause ... 100 mg/m2) : in case ... emergency, ICU in case
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Brucellosis - Viruses: HIV ... Herpes virus: CMV, HSV ... Knee #Effusions #causes ... differential #diagnosis #msk
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
rash) • Primary HIV ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Hematoma Venous Causes ... Edema Arterial Causes ... Herpes zoster - HIV ... lower #extremity #msk
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... CMV • EBV • HHV6 ... Photophobia • Nausea ... , photophobia, nausea
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Causes of Lactate ... The most common causes ... - Many other causes ... / hypoxemia -> focus ... Ethylene glycol - HIV
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
of treatment of HIV ... a decrease in HIV ... , HCV - Hepatic ... unintentional weight loss, nausea ... Kaposi sarcoma, HHV8
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
: • 1400 new cases ... 10-33% develop MS ... • 75-90% of cases ... • Infectious causes ... simplex virus, HIV