51 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... most likely to cause ... with underlying lung ... Mycobacterium #diagnosis ... #differential #
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Liver Mass - Differential ... Benign - Infectious ... : Abscess ... secondary - Breast, Lung ... #Causes #Hepatology
Right Upper Quadrant Pain
Liver:
 - Infectious: Acute viral hepatitis, Liver abscess
 - Non-infectious: hepatitis (Alcohol, Medications),
: - Infectious ... abscess - Non-infectious ... Biliary: - Infectious ... cholangitis") - Non-infectious ... #diagnosis #causes
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
Liver infections ... Disseminated Fungal Infection ... disseminated fungal infection ... #Infections #Hepatic ... #Microbiology
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Diagnosis: • Non-Infectious ... take 48 hrs for infections ... Source control (abscess ... (daptomycin in lungs
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... brain injury • Infectious ... Encephalitis, Brain Abscess ... Hypoxia, Uremia, Liver
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Ulcerative Colitis • Liver ... Hep B and C • Infections ... Chronic mucosal infections ... Lymphomas, RCC, Lung
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... splenomegaly Other infections ... multiple lesions Infectious ... Syphilis • Pyogenic Abscess ... #diagnosis #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung abscess ... Abscess Diagnosis ... Abscess Differential
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Diagnosis Algorithm ... Infection • ... Bacterial • Abscess ... Lung, Bladder, Colon