Bruising and Skin Changes: When to Seek Medical Advice - Internal Medicine

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Vascular issues, may I ask?


Hello Dr.
Hong, I would like to ask about a situation.
This afternoon, I squeezed a part of my thigh that was slightly red and bumpy.
After squeezing, I noticed that it spread out for some reason.
The area I circled in the picture has some spots that look like pimples, but can pimples cause bruising like this? The area with the flash was taken after I showered, and it seems to look much lighter than it did initially.
However, I read online that unexplained bruising could indicate a problem, which makes me quite worried.
I’m not sure if I accidentally bumped into something, but it only changed after I squeezed it.
I’m concerned it could be purpura or due to fatigue and late nights recently.
I hope to hear your advice and response, thank you.

Hung, 20~29 year old female. Ask Date: 2021/07/10

Dr. Hong Yuanbin reply Internal Medicine


Hello, after skin inflammation, localized vascular congestion can occur, leading to the condition you described and the appearance shown in the images you provided.
This is a normal physiological response and there is no need to worry.
Thank you for your inquiry.

Reply Date: 2021/07/10

More Info


When it comes to understanding bruising and skin changes, it's essential to recognize that various factors can contribute to these symptoms. Bruising, or ecchymosis, occurs when blood vessels under the skin break, leading to blood leaking into the surrounding tissues. This can happen due to trauma, such as bumping into something or even from minor pressure, as you described when you squeezed your thigh.
In your case, the initial redness and subsequent changes to the area could be attributed to a few possibilities. First, if you applied pressure to a slightly inflamed or irritated area, it could have caused the small blood vessels to rupture, leading to the appearance of a bruise. The fact that the area looks less pronounced after some time is a good sign, as bruises typically change color and fade as they heal.
However, it is important to consider other factors that might contribute to unexplained bruising. Conditions such as thrombocytopenia (low platelet count), clotting disorders, or even certain medications (like blood thinners) can lead to increased bruising. If you have noticed an increase in bruising without any clear cause, or if you have other symptoms such as prolonged bleeding, it would be prudent to seek medical advice.
Regarding your concern about conditions like purpura or other bleeding disorders, it is essential to monitor for additional symptoms. Purpura presents as larger purple spots on the skin and can indicate underlying health issues. If you experience frequent bruising, easy bruising, or if the bruises do not heal as expected, it would be wise to consult a healthcare professional for a thorough evaluation.
In terms of lifestyle factors, fatigue and lack of sleep can indeed affect your overall health and skin condition. Stress and inadequate rest can lead to skin changes, including increased sensitivity and the potential for bruising. Ensuring you maintain a balanced diet rich in vitamins, particularly vitamin C and K, can help support your skin and vascular health.
If you are concerned about the appearance of your skin or if the bruising persists or worsens, I recommend scheduling an appointment with a dermatologist or a primary care physician. They can perform a physical examination, review your medical history, and possibly order blood tests to rule out any underlying conditions.
In summary, while minor bruising from pressure is often benign, unexplained or frequent bruising warrants further investigation. Pay attention to any additional symptoms you may experience, and do not hesitate to seek medical advice if you have concerns about your skin or overall health. Taking proactive steps to monitor your health and skin condition is essential for your well-being.

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