26 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential ... Necrotizing Pneumonia ... , Nocardia Chronic ... 12 weeks): • Chronic
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... polyangiitis, Eosinophilic ... syndrome) • Eosinophilic ... , Chronic • Pulmonary ... #diagnosis #differential
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... GI, lung, skin), ... ) • Infectious: ... pneumonia, Adrenal ... insufficiency, Chronic
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases ... Eosinophilic Pneumonia ... , CNS, skin • Infectious ... #Lung #Diseases ... #pulmonary #differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
In chronic disease ... - Lung neoplasms ... - Chronic post-infection ... or chronic eosinophilic ... Radiology #Pulmonary #CXR
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... Dyspnea (underlying lung ... ) • Abnormal CXR ... refer + order CT ... disease #Chronic
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Disease - Differential ... histiocytosis (PLCH) • Eosinophilic ... intersitial space Infection ... Beomycin • Acute or Chronic ... #Causes #Differential
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
- Pneumonia ... Glass Opacity - Chronic ... Radiology #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... Diagnosis Framework Disease ... • CT: Halo sign ... Abdominal pain, chronic
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Chronic alcoholism ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT