Author Archives: Dr. Li

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About Dr. Li

I am a professional surgeon based in Beijing, China.

What Are the Symptoms of Gallbladder Polyps?

A gallbladder polyp is a tiny bump that grows from the inside wall of the gallbladder. Most are smaller than a pea and never cause trouble. Doctors often spot them by chance during an ultrasound ordered for something else. Yet a few can ache, swell, or even turn cancerous, so knowing the pattern helps you decide when to relax and when to ask for more tests. The quiet majority About eight out of ten polyps never whisper. A person eats, sleeps, and lifts weights without a clue. The scan report simply states, “small gallbladder polyp,” and life goes on. No... Learn more

What Are the Symptoms of Gallstones?

Gallstones often remain silent for years. Symptoms appear only when a stone obstructs the cystic or common bile duct, triggering the well-defined attacks described below. Biliary colicSudden, crampy pain arises in the right hypochondrium or epigastrium, builds steadily for 15–30 min, and may last several hours. It radiates to the right scapula, shoulder, or between the shoulder blades and is typically provoked by a fatty meal or occurs at night . Nausea and vomitingGastric stasis and bile-duct spasm produce pronounced nausea; vomiting may partially relieve the pain . Intolerance to fatty foodsPatients report early satiety, bloating, eructation, or loose stools... Learn more

What Are the Symptoms of Liver Cancer?

Liver cancer—predominantly hepatocellular carcinoma (HCC)—often begins silently; early-stage tumours rarely cause pain or obvious changes. As the lesion enlarges or invades adjacent structures, the following complaints typically appear: Right-upper-quadrant discomfortA dull, continuous ache or heaviness develops beneath the ribs and may radiate to the back or right shoulder. Palpable mass or swellingPatients or clinicians can feel a firm, nodular liver edge below the costal margin; progressive enlargement can produce visible asymmetry of the abdomen. Unintended weight loss & anorexiaRapid loss of >5 % body weight within weeks, early satiety and loss of interest in food are common systemic effects. Fatigue... Learn more

What Are the Symptoms of Skin Contusion?

A skin contusion (bruise) is a closed, blunt injury that ruptures small subcutaneous vessels without breaking the skin. Blood leaks into surrounding tissues, producing a predictable sequence of local and sometimes systemic changes. Immediate pain and tendernessNociceptors are activated at the moment of impact; the area is sore to touch and may throb with movement or pressure. Colour evolutionErythema appears within minutes, followed by reddish-purple or dark-blue discoloration as blood accumulates. Over 5–10 days the pigment breaks down, passing through blue, green, yellow and finally light-brown before fading . Swelling and indurationPlasma exudation and blood clot formation create a palpable,... Learn more

What Are the Symptoms of Neck Diseases?

Neck diseases include cervical spondylosis, radiculopathy, myelopathy, inflammatory or neoplastic processes, and soft-tissue disorders. While each entity has unique traits, most share a common core of clinical manifestations. Local pain and stiffnessDull or sharp pain originates in the nuchal muscles or paraspinal region and is often worse on waking or after prolonged static postures; active and passive range of motion is reduced by muscle spasm and facet irritation . Radiating arm painCompression of a cervical nerve root produces unilateral shooting pain, numbness or tingling that follows a dermatomal line (e.g., thumb for C6, middle finger for C7, little finger for... Learn more