10 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 ... #CTChest #Cystic ... #Differential #Comparison
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... #Contrast #CT # ... MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... Point Of Care UltraSound ... (POCUS) to CT or ... #Diagnosis #Radiology ... #Limitations #Comparison
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Examinations ABDOMINAL ... mSv 4 years - Cardiac ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... Symptoms: cough, abdominal ... distension, wheeze, abdominal ... Chest x-ray: signs ... Consider cardiac
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
Signs of poor perfusion ... Signs of congestion ... importantly, bedside ultrasound ... Cardiac cath if ... #treatment #table
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
exam Determine Cardiac ... Change in clinical ... undergoing AAA or upper abdominal ... postoperative cardiac ... stratification #diagnosis
Small Bowel Obstruction
67 y/o M with PMH colon cancer s/p resection and colostomy, multiple SBO managed
and increasing abdominal ... diagnosis of SBO ... You do not see signs ... radiographs, 3.6 for CT ... #Radiology #POCUS
CABG Graft Pseudoaneurysm

Chest pain post CABG - always worth taking a look!  Large graft pseudoaneurysm!!
encounter challenging cardiac ... the diagnosis, ... CT surg repaired ... Pseudoaneurysm #clinical ... #pocus #echocardiogram
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... This patient’s clinical ... exam findings and clinical ... consider intra-abdominal ... #Radiology #CTChest