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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 ... thyroid, melanoma, renal ... 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
Differential diagnosis ... diagnosis is to ... to look at the pattern ... more than one pattern ... #Pulmonary #CXR
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Definition: Diffuse ... Diagnosis for Pulmonary ... erythematosus, Rheumatoid arthritis ... #differential #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
serial dilution, a pattern ... significant • Pattern ... : The ANA patterns ... not specific ANA Patterns ... Antibodies #ANA #patterns
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular pattern ... are visible, the pattern ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... NodularPattern #Nodular #Pattern
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... • IF staining patterns ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... and renal abnormalities ... - (C-ANCA) pattern ... - (P-ANCA) pattern ... • Urinalysis (Renal