13 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... distinguished on the basis ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... Differential #Diagram #Comparison
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
(e.g. cardiac, pulmonary ... exams), and the chest ... X-ray, one of 8 basic ... patterns of findings ... Acute #Workup #Algorithm
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison ... #Table #RadiologyAssistant
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
14th CXRs 2-view chest ... mSv 200 CXRs Chest ... ChestXRay #CXR #CT #Nuclear ... #Comparison #Table ... #Risks #Testing
Patterns of disease in advanced COPD

Type A: 
Pink Puffer (Emphysema Predominant) 
Major complaint is dyspnea, often
Patterns of disease ... usually pre- senting ... rare, with scant clear ... #COPD #Patterns ... #BlueBloater #Pulmonary
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... 0.001 mSv 3 hours NUCLEAR ... ChestXRay #CXR #CT #Nuclear ... #Comparison #Table ... #Risks #Testing
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
Basic Interpretation ... the dominant HR-pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... Radiology #HRCT #CTChest ... #Reticular #Pattern ... #Comparison #Table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Putrid sputum/sour-tasting ... antibiotics once stable ... shows a small, stable ... residual lesion or is clear ... Lung #Abscess #pulmonary
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... event, follow ACC algorithm ... days before Pulmonary ... surgery Stress Testing ... preoperative stress testing