26 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Mycobacteria - Fungal ... - Parasitic: Toxoplasmosis ... Blastomycosis - Parasite ... coccidiomycosis - Parasitic ... Differential #Diagnosis #InfectiousDiseases
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... Acute Infections: Lung ... Septic Emboli, Fungal ... Infections: TB, NTB, Fungal ... , Parasitic, Viral
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
VZV, CMV, HIV • Fungal ... , M. leprae • Parasitic ... #dermatology #InfectiousDiseases ... Diagnosis #viral #fungal
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
abscess (bacterial, fungal ... , parasitic), Neurocysticercosis ... Malignancy: Metastases (lung
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Malignancy: • Primary lung ... Infection: • Fungal ... Septic Embolism • Parasitic ... Malformation #Lung
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
rhinocleromatis) Fungus ... Blastomycosis Parasite ... infections #diagnosis #infectiousdiseases
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
commonly liver and lung ... pathophysiology #infectiousdiseases ... #cdc #parasite
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
M.kansasii, MAC) Fungal ... > 200: Endemic fungi ... Penicillium marneffei Parasitic ... failure, COPD, Lung ... cx (Bacterial, Fungal
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Infectious (Variable) - Fungal ... , parasites; Travel ... #Eosinophilic #Lung
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Ebola, Dengue), Fungal ... Mycetoma, Mucor), Parasitic ... Malignancy: Primary lung ... Postprocedural, Lung