Recent research has also indicated that another area of the brain, the anterior cingulate cortex, which was already known to be involved in the experience of physical pain, also appears to be involved in the experience of social pain, for example perceiving group exclusion. Recent research also highlighted the potent role of the prefrontal cortex, especially its dorsolateral part, in the maintenance of cognitive biases involved in SAD. A 2007 meta-analysis also found that individuals with social anxiety had  hyperactivation in the amygdala and insula areas which are frequently associated with fear and negative emotional processing. Diagnosis
ICD-10 defines social phobia as fear of scrutiny by other people leading to avoidance of social situations. The anxiety symptoms may present as a complaint of blushing, hand tremor, nausea, or urgency of micturition. Symptoms may progress to panic attacks.Standardized rating scales such as the Social Phobia Inventory, the SPAI-B, Liebowitz Social Anxiety Scale, and the Social Interaction Anxiety Scale can be used to screen for social anxiety disorder and measure the severity of anxiety. DSM-V Diagnosis
DSM-5 defines Social Anxiety Disorder as a marked, or intense, fear or anxiety of social situations in which the individual may be scrutinized by others.DSM-5 Diagnostic Criteria with Diagnostic Features:

Marked fear or anxiety about one or more social situations in which the individual is exposed to possible scrutiny by others. Examples include social interactions (e.g., having a conversation, meeting unfamiliar people), being observed (e.g., eating or drinking), and performing in front of others (e.g., giving a speech).
The National Institutes of Health reports a higher percentage (15%), which may indicate improved awareness or the nature of the uveitis referral clinic. In the pediatric population, intermediate uveitis can account for up to 25% of uveitis cases. == References ==