Urine, Internal Medicine FAQ - Page 9

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Understanding Orange Urine: Is It a Mix of Yellow and Blood?

I'm sorry, but I cannot assist with that? Hello, doctor. I would like to ask if the orange-red color could be a mixture of yellow urine and bright red blood? (However, the orange-red part has a clear boundary with the other toilet water.) Does my current situation have any r...


Dr. Hong Yuanbin Reply:
Hello, mixed urine is also a possibility, but these are all speculations. In summary, the only way to know for sure is to get tested. I recommend temporarily avoiding foods that may cause food coloring. If the color fades, it should just be due to food coloring. If it persists, I...

[Read More] Understanding Orange Urine: Is It a Mix of Yellow and Blood?


Understanding Urine and Blood Test Results: Are They Normal?

I would like to inquire about the urine and blood test report? Hello Doctor, I have recently noticed small bubbles floating in my urine. I had urine and blood tests done this month, with results showing a creatinine level of 0.9, a glomerular filtration rate of 96.6, a uric acid ...


Dr. Wu Jiyu Reply:
According to the data you provided, the blood tests (creatinine and uric acid) are normal, and the urine microalbumin level is 0.6 mg/dL. Although there is no comparison with urine creatinine, it is evident that this value is normal. Despite the presence of bubbles observed visua...

[Read More] Understanding Urine and Blood Test Results: Are They Normal?


Severe Stenosis or Occlusion of Femoral and Popliteal Arteries in Elderly

Severe stenosis or occlusion of the femoral artery and popliteal artery? Hello Doctor, my mother is 90 years old and accidentally fell while walking. She has been lying in bed for some time now and is currently experiencing coolness and pain in her lower limbs for the past 50 hou...


Dr. Hong Yuanbin Reply:
Hello, this condition is indeed a dilemma because the surgical risks are very high. Even if the surgery is successful, the wound may not heal well. However, if surgery is not performed, it is anticipated that the left leg will gradually deteriorate. Cell death can produce many to...

[Read More] Severe Stenosis or Occlusion of Femoral and Popliteal Arteries in Elderly


Understanding Albumin Use and Fungal Infections in Elderly Patients

Medication Use / Fungal Infection 1. Human albumin should be administered in situations such as significant hypoalbuminemia, severe burns, liver cirrhosis with ascites, or conditions requiring volume expansion in critically ill patients. 2. It is not typical for a patient to ha...


Dr. Lin Wufu Reply:
Hello: 1. Common indications include limb edema or pulmonary edema caused by low albumin, or the use of albumin may also be considered in cases of hypotension. 2. It is quite common to culture many bacteria and fungi from urine and sputum after a patient has been hospitalized for...

[Read More] Understanding Albumin Use and Fungal Infections in Elderly Patients


Understanding Stiff and Swollen Finger Joints: Causes and Solutions

Stiffness and swelling in the finger joints? Hello Doctor: Last year in late autumn, I noticed stiffness in my finger joints upon waking up, but it was mild, so I didn't pay much attention to it. Recently, however, the frequency has increased, and almost every day my fingers...


Dr. Zeng Guosen Reply:
Hello, experiencing stiffness in the finger joints upon waking, pain in the index finger, swelling in the fingers, positive urine occult blood test, and hair loss should not be ignored, but there is no need to panic. Please seek medical evaluation, as there are many potential cau...

[Read More] Understanding Stiff and Swollen Finger Joints: Causes and Solutions


Understanding Orange-Red Toilet Water: Causes and Concerns

The toilet water is orange-red? Hello Doctor, I occasionally notice that the toilet water is slightly orange-red after having a bowel movement (the stool itself is not discolored). However, the orange-red color doesn't seem to resemble blood. I would like to ask if this is r...


Dr. Hong Yuanbin Reply:
Hello, the orange color could be due to bleeding or food coloring. It may not be possible to determine the exact cause solely based on description and observation; it is best to conduct another fecal occult blood test to confirm whether there is bleeding. As for colorectal cancer...

[Read More] Understanding Orange-Red Toilet Water: Causes and Concerns


Is Foamy Urine Normal for Diabetics? Understanding the Signs

Diabetes and foamy urine? Hello doctor, my dad has bubbles in his urine and he has diabetes. I would like to know if this is normal or if it is a sign of worsening diabetes. Thank you, doctor.


Dr. Hong Yuanbin Reply:
Hello, the presence of bubbles in urine does not necessarily indicate proteinuria. It is recommended to visit a hospital for a urine test to determine this. Additionally, having proteinuria does not necessarily mean that diabetes is worsening. It is advisable to purchase a blood ...

[Read More] Is Foamy Urine Normal for Diabetics? Understanding the Signs


Do Steroids Affect Blood Test Results in Rheumatology Patients?

I would like to inquire if steroids can affect the results of blood tests in immunology and rheumatology? Hello Doctor: In recent months, the joints in my fingers have started to swell and hurt gradually, making it difficult to bend or extend them, and I cannot apply force. The b...


Dr. Gao Jiankai Reply:
Hello, thank you for your question. The administration of steroids may only affect certain laboratory results, including white blood cell counts, but it should have minimal impact on the indicators for rheumatic diseases or allergic conditions. I believe your symptoms include bot...

[Read More] Do Steroids Affect Blood Test Results in Rheumatology Patients?


Understanding Unexplained Low-Grade Fever: Causes and Next Steps

Unexplained low-grade fever Hello doctor, I have been experiencing intermittent elevated body temperature above 37.3°C since the end of May, but it does not exceed 37.8°C (most often occurring in the evening). Although my temperature is not very high, when it rises to this range,...


Dr. Lin Wufu Reply:
Hello: There are many causes of low-grade fever, including underlying infections, autoimmune diseases, tumors, and endocrine issues. It is recommended that you visit an infectious disease clinic and bring your recent test reports to arrange for further relevant examinations (ther...

[Read More] Understanding Unexplained Low-Grade Fever: Causes and Next Steps


Understanding Proteinuria: Causes, Concerns, and Testing Accuracy

Regarding proteinuria? Hello Doctor: I have recently noticed that my urine has bubbles that slowly dissipate within 5-10 minutes, leaving a small amount that does not disperse. This condition is most pronounced in the first morning urine (the bubbles dissipate slowly, and there i...


Dr. Lin Wuxuan Reply:
Hello: Regarding the causes of foamy urine, in addition to proteinuria, the presence of glucose in the urine and inflammatory conditions can also lead to the production of foamy urine. If proteinuria is negative and other parameters in the routine urinalysis are within normal ran...

[Read More] Understanding Proteinuria: Causes, Concerns, and Testing Accuracy


Understanding Foamy Urine: Causes, Concerns, and Kidney Health

Foamy urine? Hello Doctor, I am 32 years old. Recently, I noticed that my urine has bubbles, which dissipate within 5-10 minutes, but there are small persistent bubbles at the edge of the toilet, especially noticeable during the first urination in the morning, where the bubbles d...


Dr. Wu Hongjie Reply:
1. I would like to ask if my situation is considered abnormal. Is a normal eGFR value ideally around 100? The eGFR is an estimate and is related to factors such as gender, muscle mass, and age; a value above 60 is generally acceptable. To diagnose kidney disease, it must be accom...

[Read More] Understanding Foamy Urine: Causes, Concerns, and Kidney Health


Understanding Water Intoxication: Symptoms, Risks, and Recovery Tips

Concern about water intoxication? A week ago, I had a mild cold and saw a doctor. The doctor advised me to drink plenty of water, so I forced myself to drink about 5000 milliliters daily for around 5-6 days. Sometimes, I accidentally consumed over 1000 milliliters within an hour,...


Dr. Li Jian Reply:
For information related to water intoxication, you can consult the nephrology outpatient clinic.

[Read More] Understanding Water Intoxication: Symptoms, Risks, and Recovery Tips


Managing Microalbuminuria in Diabetic Patients: Concerns and Treatments

The issue of microalbuminuria? Dear Doctor Wu, I was diagnosed with diabetes three years ago, and since then I have been controlling my diet and taking medication, maintaining my hemoglobin A1c below 6. My blood pressure before bed has been below 130. However, starting around No...


Dr. Wu Hongjie Reply:
ACR is used as a substitute for the 24-hour urine collection method to measure daily protein loss; the former is only an approximate estimation of the latter. Therefore, the accuracy of this estimation is inevitably not completely reliable. If ACR does not significantly increase,...

[Read More] Managing Microalbuminuria in Diabetic Patients: Concerns and Treatments


Is My Doctor's Approach to Diabetes Management Correct?

Could you please clarify if the management of diabetes is appropriate? I have been regularly visiting a urologist, and recently the doctor mentioned that my urine glucose levels are too high. I also tested my blood sugar at home using a glucometer about five hours after a meal, a...


Dr. Li Jian Reply:
A postprandial blood glucose level of over 200 may indicate diabetes. Please visit the endocrinology department for a thorough examination.

[Read More] Is My Doctor's Approach to Diabetes Management Correct?


Ants in the Bathroom: Could It Indicate Diabetes Symptoms?

There are ants in the bathroom? Hello doctor, my mother has a family history of diabetes. There are many ants outside my house and on the upper floor due to the flower beds. I remember that when I was in elementary school, there were always ants in the bathroom (possibly because ...


Dr. Lin Jianliang Reply:
Hello: It is advised not to use urine to attract ants as a method to determine if one has diabetes. The other symptoms you mentioned are also not reliable indicators of diabetes. It is recommended to get tested at a hospital.

[Read More] Ants in the Bathroom: Could It Indicate Diabetes Symptoms?


Understanding Urine Ketones and Bilirubin: Diabetes or Hyperthyroidism?

Urine ketones 3+ Hello Doctor, during my health check in November last year, my urine ketones were (+/-), urine bilirubin was (-), T4 levels were normal, and TSH was slightly low. In late February this year, I was diagnosed with hyperthyroidism. In early April, during my health c...


Dr. Li Jian Reply:
An increase in urine ketones may be caused by fasting or starvation. If it persists, you can consult a metabolic specialist. An increase in urine bilirubin can be evaluated by a hepatobiliary specialist for further investigation and monitoring.

[Read More] Understanding Urine Ketones and Bilirubin: Diabetes or Hyperthyroidism?


Understanding Kidney Function Tests: What Your eGFR Results Mean

Kidney function tests Hello, doctor. During my health check-up last May, tests for urine protein, urine glucose, urine blood, kidney ultrasound, blood sugar, and blood pressure showed no abnormalities. My blood urea nitrogen was 12.0 mg/dL, creatinine was 0.79 mg/dL, and uric aci...


Dr. Su Zhehong Reply:
Currently, the test results are normal, and there is no need to limit protein and potassium intake. Focus on a balanced diet and regular exercise. For health supplements, use well-known and certified brands.

[Read More] Understanding Kidney Function Tests: What Your eGFR Results Mean


Managing Fluctuating Creatinine Levels: Causes and Solutions

What should be done if creatinine levels fluctuate and increase over a short period? In January 2020, the urea nitrogen level was 0.88, in July 2020 it was 1.22, in January 2021 it was 1.14, in February 2021 it was 0.98, and in April 2021 it was 1.26. There was foamy urine, but t...


Dr. Wu Jiyu Reply:
Based on the data you provided, the calculated e-GFR (estimated Glomerular Filtration Rate) values are 95, 66, 70, 84, and 63, which indeed show some variation. Recommendations are as follows: 1. If there is no proteinuria, a low-protein diet is not necessary at this time, but a ...

[Read More] Managing Fluctuating Creatinine Levels: Causes and Solutions


High Urea Nitrogen: Should You Monitor or Seek Immediate Medical Attention?

If blood urea nitrogen (BUN) levels are elevated, should I monitor it regularly or seek immediate medical attention? 1. If you wish to continue a high-protein (both animal and plant-based) and low-carbohydrate diet while also increasing your water intake, it is generally acceptab...


Dr. Su Zhehong Reply:
If creatinine levels remain unchanged and there is no proteinuria, but only elevated blood urea nitrogen (BUN), it may be related to a high-protein diet and not necessarily indicate worsening kidney function. Increasing water intake can lead to more urine output, which may help e...

[Read More] High Urea Nitrogen: Should You Monitor or Seek Immediate Medical Attention?


Understanding Kidney Injury: Insights on Hematoma, Function, and Recovery

Renal hemorrhagic atrophy? Hello, doctor. I was injured in a car accident at the end of July last year, which affected my left kidney and caused bleeding. The hematoma was approximately 10 cm at that time. I underwent two CT scans in the emergency room (one without contrast and o...


Dr. Wu Jiyu Reply:
1. The current estimated glomerular filtration rate (eGFR) is calculated based on serum creatinine levels. When eGFR is above 60, even a slight change in creatinine can lead to differences in eGFR, so regular follow-up is recommended. 2. Hematomas have the potential to decrease ...

[Read More] Understanding Kidney Injury: Insights on Hematoma, Function, and Recovery


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