Dr. Muhammad Mahtab Hossain Mazed

World Lung Cancer Day is observed every year on 1 August. The primary objective of this observance is to raise public awareness about lung cancer, highlight its risk factors, encourage early detection, and promote knowledge of modern treatment options. Lung cancer remains one of the leading causes of cancer-related deaths worldwide.
According to the World Health Organization (WHO) and GLOBOCAN, more than 2.5 million people are diagnosed with lung cancer each year, and over 1.8 million people die from the disease annually. In other words, nearly one in every five cancer-related deaths is caused by lung cancer.
The burden of lung cancer is also increasing in Bangladesh. The growing prevalence of smoking, air pollution, exposure to industrial chemicals, smoke from cooking fuels, and the widespread use of tobacco products have significantly contributed to the rising number of cases. Without greater public awareness, effective tobacco control, and timely screening, it is difficult to combat this silent killer.

Who Is at Risk—Men, Women, and Children?
For many years, lung cancer was considered predominantly a disease affecting men because smoking rates were considerably higher among males. However, in recent years, the incidence among women has increased significantly. Today, lung cancer is one of the leading causes of cancer-related deaths among women in many countries.

Men
The major risk factors for men include cigarette smoking, bidi smoking, smokeless tobacco (such as zarda and gul), e-cigarette use, and occupational exposure to asbestos, silica, and other hazardous industrial chemicals.

Women
In women, in addition to smoking, exposure to smoke from traditional cooking stoves, indoor air pollution, second-hand smoke, and certain genetic factors play important roles. A significant number of women who have never smoked are also diagnosed with lung cancer.

Children
Lung cancer is extremely rare in children. However, prolonged exposure to second-hand smoke, polluted environments, and toxic chemicals from an early age may increase the risk of developing lung diseases, including lung cancer, later in life. Therefore, ensuring a smoke-free environment for children is essential.
Major Causes of Lung Cancer
Approximately 85–90% of lung cancer cases are directly linked to smoking. Nevertheless, non-smokers can also develop the disease.

The major causes include:
Smoking and the use of tobacco products
Exposure to second-hand smoke
Air pollution
Smoke from biomass cooking fuels
Exposure to asbestos, arsenic, radon gas, silica, and other hazardous substances
Chronic lung diseases
Family history or genetic predisposition
Weakened immune system
Signs and Symptoms
In the early stages, lung cancer often causes no noticeable symptoms, which is why many patients are diagnosed at an advanced stage.
Common symptoms include:
Persistent cough or changes in the nature of an existing cough
Coughing up blood
Shortness of breath
Chest pain
Hoarseness of voice
Unexplained weight loss
Loss of appetite
Persistent fatigue
Recurrent pneumonia or chest infections
Bone, shoulder, or headache when cancer has spread

Types of Lung Cancer
Lung cancer is broadly classified into two main types:
1. Non-Small Cell Lung Cancer (NSCLC)
This is the most common type, accounting for approximately 85% of all lung cancer cases. It generally grows more slowly than other forms of lung cancer. When detected at an early stage, surgery and other treatment modalities can achieve favorable outcomes.
2. Small Cell Lung Cancer (SCLC)
This type accounts for about 15% of lung cancer cases. It is highly aggressive, spreads rapidly, and is strongly associated with cigarette smoking.
Diagnosis
The diagnosis of lung cancer is based on the patient's medical history, physical examination, and a range of diagnostic investigations.
Common diagnostic tests include:
Chest X-ray
Computed Tomography (CT) Scan
Positron Emission Tomography–Computed Tomography (PET-CT) Scan
Bronchoscopy
Biopsy
Sputum Cytology
Molecular and Genetic Testing
Low-dose CT (LDCT) screening for individuals at high risk, which is effective in detecting lung cancer at an early stage.
Complications
Without timely treatment, lung cancer may spread (metastasize) to different organs of the body.
Possible complications include:
Severe respiratory distress
Pulmonary hemorrhage (bleeding in the lungs)
Recurrent lung infections
Pleural effusion
Brain metastasis leading to seizures or paralysis
Bone metastasis causing severe pain and fractures
Spread to the liver and adrenal glands
Increased risk of death
Conventional (Allopathic) Treatment
Remarkable advances have been made in the treatment of lung cancer over the past decade. Treatment is determined according to the type and stage of the disease.
Available treatment options include:
Surgery
Chemotherapy
Radiotherapy
Targeted Therapy
Immunotherapy
Supportive and Palliative Care
When diagnosed at an early stage, many patients can achieve long-term survival and lead healthy, productive lives.

Homeopathic Management of Lung Cancer
The fundamental principle of homeopathy is "Treat the patient, not merely the disease." In other words, treatment is individualized and based not only on the diagnosis but also on the patient's physical constitution, mental and emotional state, stage of the disease, symptom pattern, immune status, and overall health.
In patients with lung cancer, a registered and experienced homeopathic physician generally considers the following factors before selecting an appropriate remedy:
The nature of the cough, characteristics of sputum, and whether blood is present in the sputum.
The severity of breathlessness, chest pain, and other respiratory symptoms.
The stage of the disease, degree of weight loss, weakness, and loss of appetite.
The character and intensity of pain and whether the cancer has spread to other organs.
Appetite, thirst, digestion, sleep pattern, and bowel and bladder function.
The patient's physical constitution, immune status, and overall health.
Mental and emotional conditions, including anxiety, fear, depression, insomnia, and psychological stress.
Previous medical history, family history of cancer, and details of ongoing treatment.
Based on a comprehensive assessment of these factors, an individualized treatment plan is formulated. Depending on the patient's symptoms and overall condition, remedies such as Arsenicum album, Phosphorus, Bryonia alba, Kali carbonicum, Antimonium tartaricum, Carbo vegetabilis, Lycopodium clavatum, Sulphur, Hepar sulphuris, Drosera, Spongia tosta, and other appropriate homeopathic medicines may be considered.
However, there is no single homeopathic medicine that is universally effective for all patients with lung cancer. Remedy selection should always be individualized and carried out by a registered and experienced homeopathic physician after careful evaluation of the patient's symptoms, physical and mental characteristics, laboratory findings, and stage of the disease.
Precautions
Homeopathic medicines should never be taken solely based on the name of the disease or on someone else's recommendation.
Anyone wishing to receive homeopathic treatment should do so only under the supervision of a registered and experienced homeopathic physician.
Smoking cessation, a balanced nutritious diet, regular follow-up, and a healthy lifestyle are essential components of comprehensive patient care.
No medication should be started, discontinued, or changed without consulting the treating physician.
Prevention Is the Best Strategy
A substantial proportion of lung cancer cases can be prevented.
The following measures are strongly recommended:
Quit smoking completely.
Avoid exposure to second-hand smoke.
Refrain from using all forms of tobacco products.
Reduce exposure to air pollution whenever possible.
Ensure adequate ventilation in kitchens to minimize smoke exposure.
Use appropriate personal protective equipment in workplaces where hazardous substances are present.
Maintain regular physical activity and adopt a healthy, balanced diet.
Seek medical evaluation promptly if a persistent cough or breathing difficulty develops.
Individuals at high risk should undergo regular screening as recommended by healthcare professionals.
Conclusion
Lung cancer is no longer a disease confined to smokers alone. Increasingly, women, non-smokers, and individuals living in polluted environments are also at significant risk. Therefore, the central message of World Lung Cancer Day should be:
"Choose a smoke-free life, not smoking. Don't delay—opt for early screening."
Greater public awareness, effective prevention, early diagnosis, and access to modern evidence-based treatment can substantially reduce premature deaths from lung cancer and save countless lives.

Author

Columnist and Public Health Analyst
Founder Chairman, Jatiya rogi Kalyan Society
E-mail: drmazed96@gmail.com