22 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
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
aka. cancerous cells ... 200 times more common ... metastasis: • Breast ... • Lung. thvroid ... BoneTumors #Malignant #Radiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
to Adults from Common ... 6 mSv 2 years BONE ... ) — Lung Cancer ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... since in many cases ... we describe a chest ... is to describe areas ... #Differential #Table
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... • Chronic lung ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... cause: Aspiration ... • Diminished breath ... CT Lung Abscess ... #differential #causes
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... Before we call these ... patterns are also common ... #Pulmonary #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... low attenuation (table ... a CXR the most common ... in Langerhans cell ... #Diagnosis #Radiology
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
neck (shown in video ... and spaces can cause ... travels from these areas ... in subcutaneous areas ... examination, the most common
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
dyspnea • (Less common ... • CT: Halo sign ... , Shortness of breath ... zone infiltrates ... factor • May cause