9 results
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 ... common pattern ... seen and in many cases
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... lobar pneumonia caused ... called cryptogenic (COP ... Radiology #Pulmonary #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
association with CTD ... Unknown • 6-7 cases ... - Imaging: • CXR ... consolidation and GG pattern ... Pulmonary lymphoma, Diffuse
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - Differential ... Diagnosis Algorithm ... disease or CHF) ... CXR: refer + order ... #causes
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential ... Malformation Normal ... CXR/CT • Hematemesis ... • Bronchitis Diffuse ... Abnormalities • CHF
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... smooth cysts with normal ... distribution - BHD ... LCDD, SS Cyst pattern ... #Diagnosis #differential
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA • ESR and CRP ... Goodpasture's cause ... hemorrhage (DAH) • Diffuse ... sparing of the lung ... • IF staining patterns
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Causes of Chronic ... Abnormal Chest ... X-Ray: • Chronic ... • Neoplasm • CHF ... • Asthma • COPD
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(CXR), try rotating ... chest radiograph pattern ... defaulting to a normal ... not seen on a CXR ... Radiology #CTChest #Lung