18 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Differential #Comparison ... #Table #RadiologyAssistant
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... Care UltraSound (POCUS ... ) to CT or MRI. ... #Diagnosis #Radiology ... #Limitations #Comparison
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 ... SepticEmboli #Cavity #RadiologyAssistant
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
On the left two cases ... The final diagnosis ... will be other signs ... look like this #Clinical ... OrganizingPneumonia #RadiologyAssistant
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest ... #management #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
- Atypical Clinical ... ophthalmoplegia), systemic signs ... CN7, parotid), CT ... CNS inflammatory cause ... Management #Treatment #Neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... high index of clinical ... is required for diagnosis ... in up to 30% of cases ... #Endocarditis #comparison
Rounded atelectasis
The typical findings of rounded atelectasis on CT are pleural thickening, pleural-based mass and comet
atelectasis on CT ... and comet tail sign ... local pleuritis causes ... #Diagnosis #Radiology ... #Atelectasis #RadiologyAssistant
The CT-image is not very helpful in the differentiation.
There are hypodense areas, which could be masses.
On
The CT-image is ... which could be masses ... Finally the diagnosis ... #Clinical #Radiology ... Consolidation #RadiologyAssistant
Pickelhaube Sign on Echocardiogram
Pickelhaube sign may be seen in mitral valve prolapse (MVP): High velocity (≥
Pickelhaube Sign ... prolapsing leaflets causes ... Echocardiogram #POCUS ... #cardiology #clinical ... #diagnosis