42 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Cystic Lung Disease ... Pulmonary Metastatic ... Bronchiolitis - Nick ... #Lung #Disease ... #differential #diagnosis
Causes of Nail Clubbing - Mnemonic 
Cyanotic Heart Disease, Cystic Fibrosis
Lung Cancer, Lung abscess 
Ulcerative Colitis
Heart Disease, Cystic ... Fibrosis Lung Cancer ... , Lung abscess ... Endocarditis, Idiopathic Pulmonary ... Nails #Mnemonic #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... is interstitial lung ... Diagnosis #Radiology #Pulmonary
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... cysts (LAM, LIP ... Diagnosis #Radiology #Pulmonary ... LowAttenuation #Differential
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
Cystic lung disease ... Lung cysts are ... Cystic lung diseases ... listed in the table ... #Cystic #Lung #
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Bronchiectasis - Pulmonary ... Tuberculosis - Lung ... Cancer of the Lung ... Cough #Hemoptysis #Differential ... #Causes #Table
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... • Bronchogenic Cyst ... Melanoma, Head & Neck ... #Nodule #Differential ... Algorithm #Causes #Pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... vascular - pulmonary ... - bronchogenic cyst ... Cavitary #Lesions #Differential ... #Lung #Pulmonary
Mediastinal Mass - Differential Diagnosis
Anterior Mediastinal Mass:
 • Thymus (Thymoma, carcinoma, hyperplasia, cyst)
 • Lymphoma
 •
Mediastinal Mass - Differential ... , hyperplasia, cyst ... Sarcoma, Metastatic Lung ... Mediastinal #Mass #Differential ... #Diagnosis #pulmonary
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Lung Disease (DCLD ... with normal lung ... #Lung #Disease ... #DCLD #pulmonary ... Algorithm #Diagnosis #differential