What are types of emphysema on HRCT scan?

More Kassim Amir hadi Taj-Aldean's questions See All

How to explain very low enthalpy of adsorption in case of CO2 adsorption phenomenon?

On applying the Fruendlich non-linear method on 3 isotherms at different temperatures, the value of Qst obtained is less than 50 j/mole (0.050 kj/mole).

16 December 2023 5,394 1 View

How do I clip the signal?

I want to clip this response (see attached) from an SMC to have only a positive cycle. Please, how can I do this? I observe that my sliding surface does not converge to exactly zero, but rather...

04 September 2022 8,426 0 View

How to run a non-linear equation in SPSS?

Sometimes we need to analyze a non linear equation for some special case. What are the steps to running this statistical test? A nonlinear moderation like the following one: Y = d + a1X + b1M +...

21 January 2022 572 3 View

My Master students prefer to use Excel rather than SPSS for their statistical data analyses.Can they technically do that?

I am not teaching my Master students statistics, but Excel seems easier(?) to use since available in their laptops, and frequently used by the previous students. I told them that SPSS is a more...

18 April 2021 5,908 13 View

Does an effective academic paper title guarantee a high rate of readership in RG and elswhere?

I am conducting a research about the hypothetical impact of good/effective titles of academic papers on RG readers decision making to either read and recommend a paper or not to read it at all...

16 April 2021 7,905 37 View

One of my quotations has been put in a frame then sold on Amazon without my permission. What should I do?

Can I sue Amazon because it has used one of my statements (quotations about working hard) or the website where I publish my quotations? Using people's intellectual properties to gain money is...

03 April 2021 1,055 12 View

How to analyze missing values?

Hello researchers! I am doing a multivariate linear regression model, 4 of my predicting variables are "yes/ no/ I don't know" questions (analyzed as dummy variables), I decided to code the I...

03 April 2021 7,638 9 View

How to Calculate Sample Size/ Power for a Cross-Sectional Study?

I am trying to measure the power of my study, in which I measured the level of awareness about a disease (PCOS) among university students (level of awareness was measured with a score of 22 points...

24 March 2021 4,241 9 View

I have been asked to teach a new module: ICT. What topics/sub-topics do you think are more appropriate for students today (2021)??

Teaching ICT in the context of Covid 19 is more than an urgency. However, with a strictly reduced time (4 weeks only), how can one teach that important multi-disciplinary field?

23 March 2021 7,704 8 View

Why do teachers teach/cheat using Google content?

Google content tend to switch off teachers mind by turning them into content slaves. So what's the difference between a student and a teacher if they can both of them get that content from the...

17 March 2021 878 8 View

Have pathomorphological studies of the lungs been performed in patients with desminopathy?

It is known that patients with desminopathy often die from pneumonia. Have pathomorphological studies of the lungs been performed in patients with desminopathy?

15 June 2024 1,355 7 View

Calculate sample size in cross-sectional studies?

I want to compare the RDW index between 2 groups of patients with stable COPD and COPD in acute exacerbations, so I calculated the sample size using the formula to estimate a ratio or compare 2...

02 June 2024 2,994 1 View

Could diaphragm spasms cause obstructive sleep apnea and pulmonary hypertension?

Hypothesis: Diaphragm spasms contribute to obstructive sleep apneas and pulmonary hypertension. While in diaphragm spasm, which appears to happen most often in REM-sleep (in the form of...

30 May 2024 297 4 View

Can you discuss the role of imaging modalities such as ultrasound, CT scan, and X-ray in diagnosing acute abdomen?

Comprehensive Management of Acute Abdomen: Strategies for Ra... Can you discuss the role of imaging modalities such as ultrasound, CT scan, and X-ray in diagnosing acute abdomen?

24 May 2024 6,234 2 View

How to fix driver conflicts of an ancient Skyscan 1072 micro CT with DT3157 video grabber ?

I am currently trying to get a Skyscan 1072 micro CT to work again. After the mainboard on the original PC died, we tried to set the machine up on a new computer. We managed to control the source,...

28 April 2024 381 0 View

How the ventilator generates positive pressure in PSV?

I read that "PSV assists the patient's effort by delivering a positive pressure during inspiration. This reduces the work required to expand the lungs and overcome airway resistance, making...

20 April 2024 1,660 1 View

Open-source tool to analyse perfusion CT?

Hi! I am looking for an open-source tool to analyse perfusion CT scans from the hospital. I would like to assess CBF, ATT and permeability maps. Do you have any suggestion? until now, I have been...

14 April 2024 9,974 0 View

Where to find a whole body annotated PET-CT PSMA dataset?

Dear all, please let me know If someone is aware of a whole body annotated PET-CT PSMA dataset that could be used for research purposes?

09 April 2024 4,687 0 View

Could you advice me about rapid sample freezing with LN2, Isopentane?

Hi, I am a fresh master's student who just started to study Idiopathic Pulmonary fibrosis(IPF), and I am here to ask about how to freeze lungs with LN2 when I harvested lungs from mice because...

03 April 2024 2,213 1 View

What is your best choice for DICOM de-identifier software (CT scans)?

Hello, I'm seeking recommendations for safe and reliable software to anonymize CT scan images for research. While DICOMCleaner has been our go-to for removing DOB, names, and other PHI, it's...

03 April 2024 3,717 3 View

Matthew Jankowich

Generally should be classified on HRCT as in pathology: centrilobular, paraseptal, panlobular.

Also, may specify presence of blebs (well circumscribed hyperlucent areas with imperceptible or barely perceptible wall 1cm).

Also, may classify by distribution (upper lobe predominant, homogeneous, lower lobe predominant).

Sameh Ibrahim Sersar

1.centrilobular, OR CENTRILOBULAR WHICH IS MORE WITH SMOKERS.

2.pANACINAR OR PANLOBULAR WHICH IS MORE IN THE LOWER LOBES.

3.PARA-SEPTAL OR DISTAL ACNAR IS MORE RELATED TO SPONTANEOUS PNEUMOTHORAX.