How common are primary and secondary headaches?
مدى إنتشار أنواع الصداع
-Tension headaches1-
are the most common type of primary headache; as many as 90% of adults have tension headaches. Tension headaches are more common among women than men.
2-Migraine headaches
are the second most common type of primary headache. An estimated 28 million people in the United States (about 12% of the population) will experience migraine headaches. Migraine headaches affect children as well as adults. Before puberty, قبل سن البلوغboys and girls are affected equally by migraine headaches, but after puberty, more women than men are affected.
3-Cluster headaches
are a rare type primary headache, affecting 0.1% of the population. An estimated 85% of cluster headache sufferers are men. The average age of cluster headache sufferers is 28-30 years, although headaches may begin in childhood.
Secondary headaches
have diverse causes أسباب متنوعة, ranging from serious and life threatening تتراوح فى شدتها بين الخطورة والتهديد للحياة
conditions such as
1- brain tumors,
2-strokes
عدم وصول الدم الى المخ او وصوله بكميات قليلة
3- meningitis
الألتهاب السحائى للمخ وهذا ناتج عن اصابة ببكتريا
4- and subarachnoid hemorrhages
وهذه صورة توضح النزيف فى المخ
CT show haemorrhage
to less serious but common conditions such as
5-withdrawal from caffeine and discontinuation of analgesics.
وده بيحصل مع الناس اللى متعوده على شرب السجاير وتوقفها فجاءة او اى مشروب يحتوى على الكافيين