42 results
Summary table of common benign breast diseases and how to manage them. 
Fibroadenoma:
 • Most common
calcification of fat cells ... e.g. biopsy, car ... bruising/erythema/sign ... tumour of fat cells ... #differential #diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... film and can suggest ... the diagnosis in ... feeding vessel sign ... Radiology #CXR #CTChest
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential Diagnosis ... - Most common tumour ... in adults - Breast ... - Thyroid - Lung ... Non-Malignant • Giant Cell
Diagnostic approach to the admitted patient with possible COVID-19

Initial evaluation
- Chest X-ray
- Lung ultrasound (thorough "lawn-mower"
evaluation - Chest ... X-ray - Lung ultrasound ... with differential cell ... indicated (e.g. echocardiogram ... iBookCC #COVID19 #algorithm
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... CT • Central GGO ... consolidation • DDx: COP ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... -> 40 years • Can ... • Chronic lung ... - gastric and breast ... Chest CT: • Ground-glass
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... is interstitial lung ... a CXR the most common ... in Langerhans cell
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
200 times more common ... metastasis: • Breast ... • Lung. thvroid ... Signs/Symptoms: ... Malignant #Radiology #Diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... dyspnea • (Less common ... • CT: Halo sign ... most commonly infected ... #differential #diagnosis