Common symptoms of a concussion include difficulty concentrating and thinking clearly, fatigue, blurred vision and sensitivity to light, balance issues, nausea or vomiting, anxiety or irritability and a disturbance in sleeping patterns, according to the Center for Disease Control and Prevention. Symptoms can last for days or weeks.Continue Reading
An individual who has incurred a concussive injury also can present these symptoms: feeling mentally slow, difficulty processing new information, headache, sadness, emotional instability and trouble falling asleep, states the CDC. These symptoms can be immediate, such as nausea or vomiting right after the impact, while other symptoms can take months to be recognized. Often a symptom goes unnoticed until the individual resumes the demands of everyday life and struggles to complete routine tasks.
A concussion can be difficult to diagnose by health care providers because a concussed individual can appear normal even though they are functioning differently, the CDC states.
In the rare case of a blood clot forming as a result of a concussion, the individual may show weakness or numbness, repeated nausea or vomiting, slurred speech, difficulty identifying common people or places, convulsions or seizures, loss of consciousness or an enlarged pupil in only one eye, the CDC states. In children, these symptoms, along with an inability to be consoled when crying or inability to nurse or feed may occur. In these extreme cases, for either adults or children, seek immediate medical attention.Learn more about Conditions & Diseases
Symptoms of depression can include difficulty concentrating, trouble remembering details, problems making decisions, fatigue, feelings of worthlessness or guilt, feelings of hopelessness or helplessness, pessimistic behavior, insomnia or excessive sleeping, irritability, loss of interest in activities that once were enjoyable, increase or decrease in appetite, persistent pain (such as headaches, cramps or digestive issues) that does not improve with treatment and thoughts of suicide or suicidal attempts, according to WebMD. Clinical depression differs from normal feelings of sadness or grief, especially what is seen after a loss or trauma, since clinical depression has physical effects on the body and does not dissipate after some time. Suicidal attempts are also a heavy sign that the person is suffering from depression.Full Answer >
Symptoms of vestibular neuritis include sudden-onset vertigo, balance issues, nausea, difficulty concentrating and dizzy spells, explains Cleveland Clinic. Optic neuritis produces symptoms such as eye pain, vision loss, seeing flashing lights and reduced ability to perceive colors, notes Mayo Clinic. A third form of the condition, called brachial neuritis, causes sudden, severe pain in the upper arm that persists for several days, states Spine-health. After several days of pain, the muscles in the affected arm begin to weaken.Full Answer >
Symptoms of acute HIV infection that typically occur two to six weeks after exposure to the virus include nausea and vomiting, headache, diarrhea, fatigue and fever, according to WebMD. Infected individuals may also experience aching muscles and develop a red rash that does not itch. After the acute infection stage, which causes symptoms for one to two weeks, the virus enters a latent stage, during which patients experience no symptoms at all.Full Answer >
Possible symptoms of a mild concussion include not being able to concentrate, nausea and vomiting, headache, dizziness, feeling tired and changes in sleep patterns after hitting the head, explains WebMD. Children with concussions may cry more than usual, develop a sad mood, lose their balance and have trouble paying attention.Full Answer >