21 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Culture Negative Abscess ... - Parasitic: Toxoplasmosis ... Blastomycosis - Parasite ... Culture #Negative #Abscess ... Differential #Diagnosis #InfectiousDiseases
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... abscess, Necrotizing ... Septic Emboli, Fungal ... Infections: TB, NTB, Fungal ... , Parasitic, Viral
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Abscess Pathophysiology ... Lung abscess ... Prevotella • Fungal ... Coccidioides • Parasite
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
VZV, CMV, HIV • Fungal ... tuberculosis, M. abscessus ... , M. leprae • Parasitic ... #dermatology #InfectiousDiseases ... Diagnosis #viral #fungal
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Infections: 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 ... Granuloma • Abscess ... Infection: • Fungal ... Septic Embolism • Parasitic ... Malformation #Lung
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Necrotizing PNA, Abscess ... Ebola, Dengue), Fungal ... Mycetoma, Mucor), Parasitic ... Malignancy: Primary lung ... Postprocedural, Lung
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
commonly liver and lung ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Rigors And Bacteremia - Overview

• Rigors are a response to the release of cytokines and prostaglandins
PATHOPHYSIOLOGY: ... Lipopolysaccharide components ... Double-stranded RNA • Fungi ... Mannan and glucan components ... #InfectiousDiseases
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
circulation in the lungs ... lifecycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite