41 results
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Abscess Pathophysiology ... Lung abscess ... Coccidioides • Parasite ... #differential #causes
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... Culture #Negative #Abscess ... Differential #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 ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Granuloma • Abscess ... Septic Embolism • Parasitic ... Malformation #Lung ... Diagnosis #Algorithm #Causes
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... • Infection (abscess ... lumbar spine Signs ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... most likely to cause ... with underlying lung ... It can also cause ... #differential #infectiousdiseases
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Necrotizing PNA, Abscess ... Mycetoma, Mucor), Parasitic ... Malignancy: Primary lung ... Postprocedural, Lung ... Diagnosis #pulmonary #causes
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Myopathy (Also caused ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms
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
Ascaris lumbricoides - Ascariasis Life Cycle
1) Adults in small intestine
2) Fertilized egg - Unfertilized egg (will
and migrate to lungs ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite