Symptoms of Carcinoid Tumor: Understanding and Managing Neuroendocrine Tumors

Unexplained weight loss, growing lumps, and other warning signs should prompt a visit to the doctor.

Neuroendocrine tumors (NETs) may not initially show symptoms, but when they do, the symptoms can vary widely based on the type and location of the tumor. This comprehensive guide aims to help you understand the different symptoms associated with carcinoid tumors and other neuroendocrine tumors.

General Symptoms

General symptoms related to neuroendocrine tumors include:

Always feeling tired Losing weight Pain Growing lump under the skin Fever Diarrhea Hoarse voice Vomiting Pain Rash

Neuroendocrine Tumors and Their Symptoms

Neuroendocrine tumors that produce excess hormones (functional tumors) may cause specific symptoms, such as:

Red itchy skin (most commonly on the face and neck) Stomach pain Pain in the chest Troubled breathing Bloatedness (due to function of the GI tract or pancreas) Easily fatigued

Specific Symptoms by Tumor Location

Bronchial Carcinoid Tumor:

Cough, sometimes bloody cough Wheezing Shortness of breath Chest pains Fatigue

Gastrointestinal Lucid Carcinoid Tumor:

Abdominal pain Struggled to breathe (due to blockage caused by tumor) Weight loss Diarrhea or constipation Rectal bleeding Bowel obstruction Nausea and vomiting

Pancreatic Carcinoid Tumor:

Diarrhea Blurred vision Confusion Dizziness Fast heartbeat Increased hunger and thirst Weakness Stomach pain

Understanding Carcinoid Syndrome

When a carcinoid tumor is functional, it secretes excess hormones leading to a cluster of symptoms known as carcinoid syndrome. Common symptoms include:

Red itchy skin (cutaneous flushed) Diarrhea Frequent urination Increased thirst Dizziness Shakiness Skin rash

Signs and Symptoms of Neuroendocrine Tumors: The signs and symptoms experienced can also depend on whether the tumor produces excess hormones. Regardless, common symptoms may include:

Pain from a growing tumor A growing lump you can feel under the skin Unusual fatigue Losing weight without trying

Conclusion

Neuroendocrine tumors can be challenging to diagnose due to the variety of symptoms they may present. Early diagnosis is crucial for effective management. If you experience any of the symptoms described, seek medical advice promptly to rule out the possibility of a neuroendocrine tumor.