13 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... there are four patterns ... 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
dyspnea, productive cough ... Blood cultures • CXR ... early disease) • CXR ... CT Lung Abscess ... #causes #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... chest to evaluate ... 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