Questions tagged [diagnostics]

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Is fecal occult blood test (EZ Detect) effective if urine is in the toilet bowl?

The patient used an EZ Detect fecal occult blood test. The test was positive. She saw a tiny blue circle on the piece of paper indicating trace of blood in her stool. But, she indicated there was ...
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146 views

Does the number of teslas matter when evaluating a tendinopathy with an MRI scanner?

The number of teslas in MRI scanners vary between 0.2 and 7 teslas, and sometimes even up to 10.5 Teslas (Siemens MAGNETOM 10.5T) and 11.7 teslas (Siemens MAGNETOM 11.7T). Does the number of teslas ...
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28 views

Looking for an ECG anomaly detection tool

In a few months I will be conducting a study where we take participents ECGs and try to measure stress levels from that using machine learning. I am also involved in pre-processing the data, meaning ...
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43 views

Meaning of colored ring around iris

There seem to be various conditions that affect the color of the outer edge of the iris, such as: Fleischer ring - Wikipedia Arcus senilis Kayser–Fleischer ring Limbal ring and I imagine there are ...
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48 views

Diagnose angina (chest pain) by taking Nitroglycerin

Since nitroglycerin relieves the symptoms of angina (chest tightness, heavy feeling), why not to diagnose angina with Nitroglycerin? If the pain goes away upon taking Nitroglycerin then you have ...
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20 views

Why is lactate dehydrogenase used to differentiate exudates from transudates?

When differentiate transudates and exudates, the ration between effusion LDH and serum LDH is used: They are termed exudates if ... the pleural fluid to serum ratio of LDH (LDHR) is > 0.6, and ...
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21 views

Elbow Ligament/Tendon Injury Diagnosis-Aid?

When a patient comes into the office with what seems like an injury to the ligaments/tendons around the elbow, what are the "exercises" that the physician uses in order to identify or pinpoint the ...
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38 views

Omics vs Classic Blood Sample

It seems to me that omics data offers much more information than a classic biochemical blood analysis does. Are there more features that can be known from a patient blood sample using omics data in ...
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20 views

What are the differential diagnoses of increased ferritin?

What are the possible causes of increased ferritin in a 69 year old man who is otherwise normal and who is not anemic?
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26 views

Identifying an anatomical cause for an epicondylitis

One possible cause for an epicondylitis is anatomy (see the 4 references below, non-epicondylitis specific). How to identify whether anatomy is the cause of a lateral epicondylitis? Holston Valley ...
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10 views

What is the best diagnotic technique to detect inflammatory heart diseases (ECG and Echocardiography vs NMR)?

I was wondering what is the best diagnostic technique to detect inflammatory disease of heart and I would like to confirm if my reasoning is right. First of all, heart inflammation can cause abnormal ...
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14 views

What are the current diagnostic tools for screening CMMRD?

I am currently conducting a research project on the diagnostic tools currently used for Constitutional mismatch repair deficiency (CMMRD) suspected patients. As this is rare genetical disorder, there ...
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57 views

Can iron tablets or high fibre food trigger hypermetabolism?

Is there any well-understood way or any info, in the medical literature, regarding the possibility of iron tablets and high fibre foods triggering hypermetabolism characterized by tachycardia, anxiety,...
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15 views

What do we call a stomach ultrasound during which the patient is asked to drink liquid to assess GI functioning?

I came across the term "водно-сифонная проба" in a Russian case report in which a child undergoes medical investigation for his symptoms. Multitran says that it's "aqueous-siphon test&...
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18 views

How accurate is reflectance confocal microscopy (RCM) to predict whether a basal cell carcinoma (BCC) is infiltrative or superficial?

Reflectance confocal microscopy (RCM) is a noninvasive imaging technique that has been used to diagnose basal cell carcinoma (BCC). How accurate is RCM to predict whether a BCC is infiltrative or ...
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18 views

What do these terminologies and values in a PCR report mean?

My PCR report contains my personal information and the following information. I want to understand what the values and terminologies mean. SARS-CoV-2 by Real-Time RT-PCR ASSAY (Nucleic Acid ...
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16 views

Can you distinguish a parotid gland tumor from an inflammation of the gland by looking at the gland's duct?

We heard this small tidbid in anatomy class, and it sounds simultaneously plausible and very incorrect. The parotid gland lies anterior to the ear, superficial, posterior and deep to the ramus. The ...