Dr Chen Min Qi, MBBS, MRC, FRCS, FAMS
Table of Contents
Impact of Diabetic Foot Disease
Common Symptoms That Should Not Be Ignored
Many patients tell me the same story. They notice a small blister, crack, or sore on their foot that does not heal. Because it causes little or no pain, they assume it is not serious. This is often how diabetic foot disease begins. It refers to foot problems that develop in people with diabetes and can worsen quietly if left untreated.
Common symptoms include:
- Numbness or reduced sensation in the feet
- Wounds or ulcers that take weeks to heal
- Swelling, redness, or warmth around a sore
- Changes in skin color or temperature
- Foot pain or calf pain when walking
- Darkened or black skin in severe cases
Recognizing these warning signs early allows treatment to begin before serious damage occurs.
When Is Diabetic Foot Disease Considered Serious?
Diabetic foot disease does not affect everyone in the same way. Some problems are mild and manageable with close monitoring, while others can progress quickly and threaten limb health if treatment is delayed. Understanding the severity of your condition helps guide when specialist care is needed.
Early stage: monitor closely
At an early stage, patients may notice numbness, dry skin, small cracks, or minor wounds that are not painful. Blood flow may still be adequate, and there are no signs of infection. At this stage, good wound care, blood sugar control, and regular foot checks are essential, but specialist assessment may not be urgent.
Moderate stage: seek specialist assessment
When a wound does not show clear signs of healing within two to three weeks, or when there is increasing redness, swelling, discharge, or pain, the risk becomes more serious. Reduced blood flow may already be affecting healing, even if the wound appears small. This is an important stage to seek vascular assessment, as timely intervention may help prevent deterioration.
Advanced stage: urgent care is required
Diabetic foot disease is considered severe when there are signs of infection spreading, persistent pain at rest, blackened skin, gangrene, or rapidly worsening wounds. At this stage, blood supply is often critically reduced, and the risk of tissue loss or amputation increases significantly. Prompt specialist care is essential and delays can lead to irreversible damage.
Should I Wait and See, or Seek Care Urgently?
Many patients hope a wound will heal on its own, especially if it is not painful. However, in people with diabetes, lack of pain does not mean lack of severity. As a general guide:
- If a foot wound fails to improve after two weeks, specialist assessment should be considered
- If a wound is worsening, infected, or associated with colour changes, early intervention is important
- If there is blackened skin, severe pain, fever, or spreading infection, urgent medical attention is required
Early vascular assessment does not always mean immediate intervention, but it helps determine whether blood flow is adequate for healing. Identifying circulation problems early may allow treatment before the condition progresses to a stage where amputation becomes unavoidable.
Why Some Patients Choose Singapore for Diabetic Foot Care
Many patients in Indonesia receive appropriate initial treatment for diabetic foot problems. However, when wounds heal slowly or circulation is reduced, more specialised vascular assessment may be needed.
Some patients choose Singapore for earlier access to specialist vascular evaluation and advanced imaging, allowing circulation problems to be identified before severe tissue damage occurs. Treatment can often be planned proactively, rather than as an emergency.
Singapore centres also have extensive experience with minimally invasive endovascular procedures, which may help restore blood flow without open surgery. When performed early, this approach can support healing and reduce the risk of complications, including amputation.
Factors That Increase Amputation the Risk of Poor Healing and Amputation
While diabetic foot disease can affect anyone with diabetes, some factors significantly increase the risk of poor healing and amputation, even when wounds initially appear small.
Factors that increase risk include:
- Long-standing diabetes or poorly controlled blood sugar
- Smoking, which damages blood vessels and slows healing
- High cholesterol and obesity
- Reduced sensation in the feet due to nerve damage
- Poor foot hygiene or infrequent foot checks
- Wearing ill-fitting shoes or walking barefoot
The presence of these risk factors does not mean amputation is inevitable, but it does mean that wounds should be assessed early and monitored closely. Identifying circulation problems at this stage allows treatment to be planned before irreversible tissue damage occurs.
Available Treatment Options
The main goal of treating diabetic foot disease is to stop the condition from progressing and to prevent amputation. Treatment is guided by how severe the wound is and whether blood flow to the foot is adequate.
Basic treatment is always important and includes:
- Improving blood sugar control to support healing
- Regular wound cleaning and dressing changes
Antibiotics when infection is present - Reducing pressure on the foot with proper footwear or offloading devices
- Daily foot checks to identify changes early
However, treating the wound alone is often not enough. If blood flow to the foot is poor, healing will remain slow or may not happen at all, even with good wound care.
This is where vascular treatment becomes critical:
- Circulation tests help identify blocked or narrowed arteries
- Minimally invasive procedures such as angioplasty can restore blood flow
- Stents may be used to keep arteries open
- In selected cases, bypass surgery may be required
By restoring circulation early, wounds receive the oxygen and nutrients needed to heal. This reduces infection, prevents tissue death, and may help lower the risk in suitable patients. In my experience, early vascular care plays an important role in helping preserve limb function where possible.
Signs You May Need Vascular Treatment
Many patients ask me when vascular treatment becomes necessary. Vascular treatment is considered when poor blood flow is contributing to delayed healing or worsening foot wounds. In people with diabetes, this can occur even when wound care and blood sugar control are otherwise appropriate.
You may need further assessment or vascular treatment if you notice:
- A wound that is not healing or is getting larger
- Increasing pain, swelling, or redness around the wound
- Signs of infection, such as discharge or fever
- Leg or calf pain when walking, or pain in the foot at rest
Vascular treatment is recommended when tests show reduced blood flow to the foot. In urgent situations, such as spreading infection, blackened skin, or gangrene, prompt intervention is critical. Early assessment allows circulation problems to be addressed before irreversible tissue damage occurs.
How Early Vascular Care Prevents Amputation
When vascular disease contributes to a non-healing diabetic foot wound, the first step is a detailed assessment of blood flow to the legs and feet. This helps me understand where circulation is reduced. In many cases, treatment can be done without major surgery. A small wire is gently guided through the blood vessels to the narrowed area. A tiny balloon is then guided over the wire to open the artery, and sometimes a supporting stent is placed to keep it open.
Life After Treatment: Healing, Recovery and Long-Term Outcomes
After vascular treatment, proper follow-up care is essential for good healing. Most patients can resume light activities within a short period, but wound care must continue carefully. I work closely with the care team to monitor blood flow, healing progress, and signs of infection. Regular clinic visits help ensure the treated blood vessels remain open.
For many patients, successful treatment means gradual wound healing, reduced infection risk, and preservation of the affected limb. Improvement does not happen overnight. In most cases:
- Wounds begin to show clear signs of healing over several weeks
- Pain, swelling, and signs of infection gradually reduce
- The need for repeated antibiotics or hospital visits decreases
- Walking becomes more comfortable as healing progresses
Some patients may continue to require ongoing wound care, protective footwear, or lifestyle adjustments, especially if diabetes has been present for many years. The goal of vascular treatment is not only to heal the current wound, but to restore sufficient circulation to support healing and reduce the risk of future complications.
Patients are advised to keep their wounds clean, wear appropriate footwear, and avoid pressure on the affected foot. Managing blood sugar, stopping smoking, and taking prescribed medications all support recovery. Healing may take several weeks, and in some cases longer, but with consistent care and monitoring, most patients can expect meaningful improvement and a lower risk of amputation.
About Dr Chen Min Qi
Dr Chen Min Qi is a vascular surgeon at Vascular & Interventional Clinic in Singapore, with a clinical focus on early vascular intervention and minimally invasive treatment for circulation-related conditions, including diabetic foot disease.
He has performed hundreds of minimally invasive endovascular procedures, restoring blood flow using small punctures rather than open surgery. These techniques are particularly valuable for patients with diabetes, where early restoration of circulation can support wound healing and reduce the risk of infection and amputation.
Dr Chen’s approach centres on early assessment and timely intervention. By identifying circulation problems before severe tissue damage occurs, treatment can often be performed in a controlled, planned manner rather than as an emergency. This allows patients to recover more smoothly and maintain mobility and independence.
In caring for patients with diabetic foot disease, Dr Chen works closely with multidisciplinary teams to ensure that vascular treatment is integrated with wound care, medical management, and long-term prevention strategies. His goal is not only to treat the immediate problem, but to help patients preserve limb function and quality of life over the long term.
Common Questions from Patients
Next Step
Diabetic foot disease can progress quietly, but the consequences can be life-changing if care is delayed. With the right care, many patients are able to protect their mobility and continue living independently.
You may contact our Indonesian office to learn more or arrange a consultation with Dr Chen Min Qi in Singapore.
