15 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... - Parasitic: Toxoplasmosis ... , Entamoeba Skin ... Blastomycosis - Parasite
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Viral (EBV) • Parasitic ... • Fungal Congestive ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Infectious - Other: • Fungal ... eg.malaria) • Other parasites ... Meningitis • Skin ... Diagnosis #Algorithm #causes
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Ebola, Dengue), Fungal ... Mycetoma, Mucor), Parasitic ... Kaposi's sarcoma • Rheumatologic ... Diagnosis #pulmonary #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... GPA causes disease ... vasculitis Skin ... Mycobacterial diseases • Fungal ... rash #diagnosis #rheumatology
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
Causes of Eosinophilia ... Diagnosis Bugs: - Fungus ... , myiasis) - Parasites ... Differential #Diagnosis #Causes ... #hematology
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
Inhalation • Skin ... include: bacteria, fungi ... papule on exposed skin ... jejuni • NTM Parasites ... cause primary pulmonary
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Testosterone - Coumadin skin ... considered in all cases ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Prevotella • Fungal ... Coccidioides • Parasite ... #differential #causes
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... salmonella, ...), Parasites ... Drugs, Unknown cause ... 100 mg/m2) : in case ... treatment #summary #rheumatology