Symptoms usually begins with a sudden flu-like stage characterized by fatigue,Pyrexia,asthenia,anorexia,myalgia arthralgia,headache,and sore throat.The febrile response is usually higher.This is followed by nausea,vomiting,diarrhea,abdominal pain,and hiccup.The combination of severe vomiting and diarrhea often leads to severe dehydration.Next dyspepsia and chest pain may occur,along with edema,headaches,and confusion.The skin may develop a corpuscular rash a flat red area covered with small bumps,five to seven day after symptoms being.
Internal and external bleeding may occur.This occurs after them first symptoms.Bleeding from mucous membranes or from sites of needle puncture has been reported.This may cause haematemesis,haemoptysis or blood in stool.Bleeding into the whites of the eyes may occur.Bleeding into the skin may create petechiae,purpura,ecchymoses or hematomas.Heavy bleeding is uncommon;if it occurs,it is usually in the gastrointestinal tract. c.Recovery and death
Recovery may begin between 7and14 day after first symptoms.Death,if it occurs,follows typically 6 to 16 days from first symptoms and is often due to hypovolemia.People are often in a coma near the end of life. Those who survive often have ongoing muscular and joint pain,hepatitis,decreased hearing,and may have continued tiredness,continued weakness,decreased appetite,and difficulty returning to pre-illness weight. Survivors develop immunoglobulin against Ebola that last at least 10 year,but it is unclear whether they are immune to additional infection.