10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... common pattern ... seen and in many cases ... Diagnosis #Radiology #Pulmonary ... #Pattern #Differential
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... mass - Solitary Pulmonary ... Clinical #Radiology #CXR ... Consolidation #Patterns
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... mm) nodules • Diffusely ... PulmPEEPs #Miliary #Pattern ... #diagnosis #pulmonary ... #CXR #clinical
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 ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... and obstructive pattern ... Hypertension #PHTN #Classification ... #Diagnosis #Differential ... #Causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Goodpasture's cause ... leading to diffuse ... hemorrhage (DAH) • Diffuse ... • IF staining patterns ... Renal #Syndromes #differential
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... consolidation and GG pattern ... lymphoma, Diffuse ... Pneumonia #COP #BOOP #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... - (C-ANCA) pattern ... - (P-ANCA) pattern ... #rheumatology #classification
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Myocarditis: • Diffuse ... Early-repolarization pattern ... QRS complex Pulmonary ... leads • S1Q3T3 pattern
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
a chest x-ray (CXR ... chest radiograph pattern ... defaulting to a normal interpretation ... not seen on a CXR ... Most commonly caused