Headache 7. Skin rash 8. Signs and symptoms of mononucleosis may include: 1. Some people have no symptoms or ones that are so mild, they don’t notice them.

It can take as long as months for your energy to come back completely. Most people who get mono feel better in about 2 to 4 weeks. Older adults with mono will usually have a fever … You may need any of the following: A blood test may show signs of infection or the virus that causes mono. Fatigue 2. Swollen lymph nodes in your neck and armpits 5. The most common symptoms of mononucleosis are fever, sore throat, and swollen lymph glands in the neck, under the arms, and in the groin area. Swollen tonsils 6.

A healthcare provider will rub a cotton swab against the back of your throat.

Fever 4. About half of those who have mononucleosis have enlargement of the spleen sometime during the course of their illness. An adult with mono will experience the same symptoms that a child or teenager will experience, including fever, sore throat, swollen lymph nodes and tonsils, headaches, lack of energy and loss of appetite.

He or she will look for signs such as swollen lymph nodes, tonsils, liver or spleen, and consider how these signs relate to the symptoms you describe. Mono in adults Mono mostly affects people in their teens and 20s. Symptoms may develop slowly and may not all occur at the same time.These symptoms include: 1. extreme fatigue 2. fever 3. sore throat 4. head and body aches 5. swollen lymph nodes in the neck and armpits 6. swollen liver or spleen or both 7. rashEnlarged spleen and a swollen liver are less common symptoms. How is mono diagnosed? Your healthcare provider will ask about your symptoms and examine you. Typical symptoms of infectious mononucleosis usually appear four to six weeks after you get infected with EBV. Other symptoms include the following: In addition to these symptoms, the spleen (an abdominal organ that stores and filters blood) may become enlarged. Soft, swollen spleenThe virus has an incubation period of approximately four to six weeks, although in young children this period may be shorter. A throat swab may be needed to check for infection. extreme tiredness, or fatigue a high fever a headache body aches and muscle weakness a red, sore throat swollen glands in the neck or underarms an enlarged spleen rash Sore throat, perhaps misdiagnosed as strep throat, that doesn't get better after treatment with antibiotics 3. For some people, … The incubation periodthe time it takes symptoms to appear after a person becomes infecte… It occurs less commonly in adults over the age of 30.
Your doctor may suspect mononucleosis based on your signs and symptoms, how long they've lasted and a physical examination. Adult symptoms of mono include an overwhelming feeling of fatigue.