56 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential ... Septic Emboli, Fungal ... Infections: TB, NTB, Fungal ... lesion #pulmonary #differential
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Infectious (viral, TB, fungal ... BrighamChiefs #Lung ... #Nodules #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
hemorrhage • Treatment ... several months of treatment ... Prevotella • Fungal ... Abscess Differential ... Abscess #pulmonary #differential
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential ... Parenchyma: Pneumonia, Lung ... Tuberculosis, Fungal ... #Hemoptysis #Differential
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... pulmonary abscess (TB, fungal ... Cavitary #Lesions #Differential ... #Lung #Pulmonary
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
diameter are called lung ... nodules (no solid component ... associated with lung ... The treatment of ... a diagnosis of lung
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
ILD Malignancy: Lung ... Atypical Infxn (fungal ... Acute #Chronic #Differential
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Fungal Biomarkers ... Polysaccharide cell wall component ... of many fungi ... BAL GM does not differentiate ... Clav (may be + as long
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Ring-Enhancing Lesions - Differential ... abscess (bacterial, fungal ... Malignancy: Metastases (lung ... Enhancing #Lesions #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
M.kansasii, MAC) Fungal ... > 200: Endemic fungi ... failure, COPD, Lung ... cx (Bacterial, Fungal ... diagnosis #evaluation #differential