13 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... On a Chest X-Ray ... common pattern ... seen and in many cases
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Algorithm Red ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT ... #causes
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... throughout the lungs ... PulmPEEPs #Miliary #Pattern ... diagnosis #pulmonary #CXR ... #clinical #CT
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Causes of Acute ... Pediatric Cough ... Algorithm No Fever ... Tachypnea - Normal Chest ... Shows Diffuse Changes
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential ... Diagnosis Algorithm ... Malformation Normal CXR ... • Bronchitis Diffuse
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Calcification (seen in CT ... typical eggshell pattern ... #Chest #XRay #labeled
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... (occasionally massive ... • CT: Halo sign ... factor • May cause ... AIDS #pulmonary #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... dyspnea, productive cough ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... Goodpasture's cause ... sparing of the lung ... CT ... • IF staining patterns
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... life • History: cough ... - Imaging: • CXR ... consolidation and GG pattern ... Pulmonary lymphoma, Diffuse