10 results
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 ... On the CT cavitation ... #Clinical #Radiology ... #SepticEmboli #Cavity
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CT • Air surrounding ... preexisting pulmonary cavity ... #Monod #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... , like cyst, cavity ... we describe a chest ... X-ray, we are trying ... #Diagnosis #Radiology
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
X-ray limitations ... Care UltraSound (POCUS ... ) to CT or MRI. ... considerations for high-risk ... #Diagnosis #Radiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... ) — Chest 7 mSv ... ) — Lung Cancer ... #PatientInfo #Radiology ... Comparison #Table #Risks
This is a parasternal long axis view of a young patient presenting with 3 days of
a parasternal long ... x-ray and and ECG ... Michael Macias, EM ... University #Clinical #EM ... #Radiology #POCUS
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
neuroexam - Oral cavity ... one post op Cardiology ... Chest X-ray: ... unless prior heart/lung ... stratification #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... Pneumonia: • Risk ... fever, cough and cavitary ... #differential #diagnosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Food products Risk ... • Nodular or cavitary ... Mimics TB with: Cavitary ... • Dyspnea, • Chest ... Imaging, high res CT
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... wall, a chest x-ray ... #Radiology #CTChest ... #Lung #Pulmonary