46 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... : Lung abscess, ... , NTB, Fungal, Parasitic ... #Disease #Diagnosis ... Algorithm #lesion #pulmonary
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Culture Negative Abscess ... - Differential Diagnosis ... Culture #Negative #Abscess ... #Differential #Diagnosis ... #InfectiousDiseases
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Penicillium marneffei Parasitic ... failure, COPD, Lung ... < 200: Pulmonary ... #workup #diagnosis
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
commonly liver and lung ... Echinococcus #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Abscess Diagnosis ... Coccidioides • Parasite ... #Abscess #pulmonary
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... • Nocardia • Parasitic ... #differential #diagnosis
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
- Differential Diagnosis ... Framework Diagnosis ... Viral, Fungal, Parasite ... Source control (abscess ... (daptomycin in lungs
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Granuloma • Abscess ... Breast, Testicle) Infection ... Septic Embolism • Parasitic ... Algorithm #Causes #Pulmonary
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential Diagnosis ... • Infections: ... Cerebral abscess ... bacterial, fungal, parasitic ... Malignancy: Metastases (lung
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... likely to cause pulmonary ... with underlying lung ... Mycobacterium #diagnosis ... #differential #infectiousdiseases