14 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
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... Before we call these ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
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
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
An 86-year-old woman ... neck (shown in video ... and spaces can cause ... travels from these areas ... in subcutaneous areas
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Mediterranean Fever ... the southern and eastern ... Mediterranean areas ... associated with mild ... in the knee-to-chest
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... The histologic pattern ... There are areas ... and extensive areas ... #CTChest #AIP #
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... underlying cause ... interventional radiology ... “big & sticky” cells
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 ... #CTChest #Chronic
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... status NTM Cause ... Advanced HIV (CD4 cell ... • Dyspnea, • Chest ... Imaging, high res CT
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... A chest radiograph ... that were in his breast ... NEJM #clinical #radiology ... #CT #squamous #