33 results
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
: Overwhelming clinical ... • Bicytopenia Treatment ... rapidly, and empiric antibiotic ... diagnosis #management #treatment ... #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
accumulation of clinical ... Assessment • Clinical ... Infections+++: Virus ... CMV, HHV8,...), Bacteria ... Unknown cause Treatment
Indications for Albumin for Management of Cirrhosis
 • Large volume paracentesis (>5 liter) - 8g per
• Spontaneous Bacteria ... kg 3rd day with antibiotics ... Management #Cirrhosis #treatment ... #hepatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Anticonvulsants • Antibiotics ... • Epstein-Barr Virus ... Gram Positive Bacteria ... Gram Negative Bacteria ... Algorithm #Causes #Hematology
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Zoster: Herpes virus ... superimposed bacterial ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
to 10 percent): antibiotics ... herpes simplex virus ... , Epstein-Barr virus ... - Bacterial ... Differential #Diagnosis #Clinical
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
follicle • Cause: Bacterial ... , swelling • Treatment ... painless lump • Treatment ... Warm compresses, antibiotic ... eyedrops, surgery #Clinical
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Encephalitis and Bacterial ... • Common clinical ... stain: Previous antibiotics ... differentiate bacterial ... meningitis • In Bacterial
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... hemorrhage • Treatment ... treatment until ... Pathogens: • Aerobic Bacteria ... • Anaerobic Bacteria
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
lymphohistiocytosis (HLH ... fever syndromes Clinical ... Fever is the main clinical ... hypersensitivity syndromes • HLH ... Treatment: • Corticosteroids