23 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... adenopathy and pleural effusion ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
metastatic spread: lung ... cancer, breast ... are uncommon - ... OTHER RARE CAUSES ... Differential #Diagnosis #cardiology
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Metastatic - Most common ... in adults - Breast ... - Thyroid - Lung ... #Orthopedics #Causes ... #Oncology #Radiology
Malignant Pericardial Effusion on POCUS Echocardiogram

Which of the following is the most common etiology for this
(particularly lung ... , breast, melanoma ... cause of pericardial ... Echocardiogram #Cardiology ... #clinical #ultrasound
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... distinct radiographic areas ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... - gastric and breast ... Chest CT: • Ground-glass ... DDX - Other causes
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
Mucoid impaction is commonly ... bronchial obstruction caused ... CT demonstrated ... #Clinical #Radiology ... #CXR #CTChest #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
infection • Most common ... cause: Aspiration ... Lung Abscess - Clinical ... • Diminished breath ... CT Lung Abscess
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
and spaces can cause ... travels from these areas ... in subcutaneous areas ... examination, the most common ... #PhysicalExam #Clinical
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 ... factor • May cause ... pneumonia, pleural effusion