Welcome! How can I help with your medical...

Hello,
Thank you for your question.
our dear customer

What are the causes of weight loss in face and throughout your body?

Malnutrition
Inadequate food and water intake
Gastrointestinal problems
Systemic infection
Cancer
Exhaustion
Anemia and chronic blood loss

What are the causes of mucous attacks and white tongue?

Pneumonia
Upper respiratory tract infection
Vitamin deficiency
Fungal infection

What are the required investigation?

Clinical examination
Complete blood count
Blood chemistry and electrolytes
Chest x-ray
Stool analysis

What is the treatment of such condition?

Good and adequate food intake that supplies all body demands of proteins and carbohydrate as well as fats.
Vitamins and minerals supplements.
Adequate water intake.
Stay healthy and do sports.
Avoid caffeine and smoking as well as alcohol.
Treat any chronic diseases.
Use antibiotics as ogumantin.
Use painkillers as acetaminophen.
Use antifungal drugs as ketoconazole.
I hope my answer was helpful, please let me know if you have any follow up questions. If you feel I've answered your question already, please rate my answer from top of the page. Your feedback helps to ensure only the best experts are available to help you.
You can also ask questions of our other specialists in the areas of nutrition, therapists, IT specialists, medical doctors, and many more.
Feel free to message me anytime if you have any other questions.
Warm Regard
khaled jaber