15 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
in adults - Breast ... - Thyroid - Lung ... Non-Malignant • Giant Cell ... #Orthopedics #Causes ... #Oncology #Radiology
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Broncho-alveolar cell ... consolidation #Clinical ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... Langerhans cell ... #Clinical #Radiology ... #Comparison #Table
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... to 8 years Clinical ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... Infiltration: Often breast ... lung CA, lymphoma ... hemolysis) • ALP: Bone
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Well-circumscribed ... cancers, including lung ... , esophageal, breast ... • This one is ... Erythemas #comparison #table
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
Incidence: 4–5 cases ... populations) CLINICAL ... SPECTRUM Common areas ... Imaging: X-rays, CT ... PET-CT / MRI: Staging
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
pneumonitis (2) The case ... with areas of ground-glass ... attenuation and areas ... mid and lower lung ... #Clinical #Radiology
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... that were in his breast ... #NEJM #clinical ... #radiology #CT # ... squamous #cell #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... enhancement on CT ... Demyelinating disease caused ... periventricular areas ... subcortical white matter