Sinusitis can be divided into the following categories: 1  Acute sinusitis, defined as symptoms of less than 4 weeksâ duration (Fig. 2  Subacute sinusitis, defined as symptoms of 4 to 8 weeksâ duration; 3  Chronic sinusitis, defined as symptoms lasting longer than 8 weeks (Fig.
During a migraine, you may experience: 1  Pain on one side or both sides of your head. 2  Pain that feels throbbing or pulsing. 3  Sensitivity to light, sounds, and sometimes smells and touch.  Nausea and 1  vomiting. Blurred vision.  Lightheadedness, sometimes followed by fainting.
What is Silent Migraine? Silent migraine is one name for a type of migraine attack that doesn't include a headache. It is also known as acephalgic migraine, sans-migraine, migraine equivalent, eye migraine, visual migraine, ocular migraine, painless migraine or simply migraine aura without headache. Common symptoms. How bad it is.