25 results
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... outlined in Table 1 ... #OBGyn #Radiology ... PE #Pregnancy #Workup ... #Imaging #Comparison
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
0.001 mSv 3 hours CENTRAL ... 0.005 mSv 1 day ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... #Diagnosis #Radiology ... ChestXRay #KUB #CXR ... #Limitations #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... emphysema: no walls, central ... dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison
Local Anaesthetic Toxicity - Guidelines for Crises in Anaesthesia
Signs of severe toxicity:
 • Sudden alteration in
in Anaesthesia Signs ... inform immediate clinical ... Recovery may take >1 ... #Diagnosis #Management ... #Workup
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... anatomic snuff box ... Management: Pain control ... Scaphoid #Carpal #Radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... scattered, small (1 ... Pattern #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
High Central Neuraxial Block - Guidelines for Crises in Anaesthesia
• Can occur with deliberate or accidental
hypnosis as soon as clinical ... that may mimic signs ... Intraoperative #Checklist ... #Diagnosis #Management ... #Workup
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
on Chest CT • Pulmonary ... nodule with a central ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical