15 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... CTChest #Nodular #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... Lymphangiomyomatosis (LAM): regular ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Inflammatory Myopathies ... : Subacute • Pattern ... BrighamChiefs #Inflammatory ... differential #diagnosis #comparison ... #rheumatology #table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... bronchiolitis: ill ... CTChest #Nodular #Pattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
consolidation and GG pattern ... , irregular lines ... Intraluminal plugs of inflammatory ... other processes Workup ... BOOP #pulmonary #ILD
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... hematology for workup ... myelosuppressive agents • Inflammatory ... Vasculitides, IBD ... Differential #Diagnosis #Algorithm
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
artifact); (G) UIP pattern ... ) B-lines with irregular ... #Correlation #Table ... #ILD #Findings
Comparison of Fever Algorithms for Infants <3 months old

AGE, INCLUSION, TESTS 
REQUIRED, "LOW RISK" CRITERIA, TREATMENT,
Comparison of Fever ... Algorithms for ... Infants <3 months old ... #EBM #Fever #Algorithm ... #Comparison #Table
Low Back Pain (Lumbago) - Common Differential Diagnosis and Patterns

Mechanical Low Back Pain:
Aching pain in the
Diagnosis and Patterns ... infectious, or inflammatory ... Commonly work related ... Differential #Diagnosis #Patterns ... #Features #Comparison
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... Prognosis: Usually mild ... • Immunologic Workup ... druginduced #lupus #sle #comparison ... #table #rheumatology