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Anxiety Disorders | In Detail | QuadBloggers

anxiety disorders

Anxiety disorders are characterized by:

  • Severe, persistent anxiety or a sense of fear and is considered to be the most common group of psychiatric illness.
anxiety disorders

Different types of anxiety disorders are:

1) Panic anxiety disorder:

  • Panic disorders frequently occur during adulthood and late adolescence period affecting up to 3% of the population.
  • Furthermore, the patient usually presents with symptoms of a early heart attack in emergency room and diagnosed by a non-psychiatric patient.
  • Misdiagnosed in the initial period.

Clinical features of anxiety disorders:

  • A patient suffering from a panic disorder presents with characteristic features like panic attacks that are sudden , overwhelming paroxysm ( Sudden attack or outburst ) of terror and apprehension.
  • Patient experiences these symptoms that peak at about 10 min and gradually resolves over time.
  • The main diagnostic criteria for a panic attack occurs usually for a brief period of at least 1 month with symptoms attributing to change in behavioral pattern or its severity.
  • These attacks are additionally accompanied by chest pain, sweating, palpitation, trembling, dyspnea, dizziness and fear of impending doom.
  • In unresolved or undiagnosed symptoms, patient experiences difficulty in deciding.
  • Other symptoms that lead to anxiety and phobias.
  • It is very important to differentiate and diagnose an anxiety attack to a cardiovascular or respiratory disease , so as to start the necessary treatment.

Treatment for anxiety disorders:

  • The mainstay treatment for the disease is an antidepressant medication.
  • SSRI (Selective Serotonin Reuptake Inhibitors)prescribed extensively compared to other medications due to it limited adverse effects on the body.
  • Brand name – Anxit 0.5 mg 0-0-1 for period of 15 days with follow up.
  • In contrast, Psychotherapy used as a method to provide mental stability with generalized counselling with frequent breathing exercises and training.

2) Generalized anxiety disorder:

  • Generalized anxiety disorder characterized by persistent, chronic anxiety affecting about 5% of the population.
  • It is a chronic condition of anxiety.

Clinical features of Generalized anxiety disorder :

  • Patient frequently experiences with characteristic symptoms of excessive, persistent and unrealistic worry associated with impaired concentration, muscle tension autonomic arousal, feeling on “edge” and insomnia.
  • Patients worry mostly about minor matters that most importantly hamper there sense of living life.

Treatment for Generalized anxiety disorder :

  • Benzodiazepines are the drug of choice for initial assessment and treatment when acute or generalized anxiety becomes severe in order to start a drug therapy.
  • Pharmacological and psychotherapeutic interventions are most effective in this case.
  • Anticonvulsants like gabapentin, oxcarbazepine, pregabalin are effective to treat anxiety related symptoms.

3) Obsessive compulsive disorder:

  • Obsessive compulsive disorder, a condition characterized moreover by recurrent obsessions and compulsions that impair the day to day functioning.
  • Patients usually feel ashamed of themselves due to anxiety.
  • Additionally, the psychiatrist should ask for specific symptoms related to the disorder pertaining to behavior and recurrent thoughts that hampers one’s functioning.

Clinical features:

  • Common obsessive compulsive disorder includes:
    • Fear of germs
    • Handwashing
    • Counting behavior
    • Constant thought
  • Most frequently in early adulthood and in males.
  • Additionally, first born children affected.

Treatment:

  • SSRI ( fluoxetine, fluvoxamine, sertraline ) and Clomipramine have shown promises in about 50% of patients.
  • Cognitive psychotherapy is the most employed method to treat obsessive compulsive disorder as a whole.

4) Posttraumatic Stress Disorder (PTSD) – A serious Anxiety Disorder:

  • PTSD is a serious anxiety disorder when a patient undergoes or has experienced severe trauma in there lifetime.
  • The disorder is termed as a acute stress disorder if it occurs immediately after the trauma and is short lived.
  • If the disorder is recurrent and is delayed then it is diagnosed as PTSD.

Clinical features of PTSD anxiety disorder:

  • PTSD patients usually present with emotional detachment and loss of emotional responsivity.
  • Patient usually does not recall the events of the trauma , but events start flashing back in the form of dreams or thoughts ad flashbacks.

Treatment for anxiety disorder:

  • SSRI, Venlafaxine, Topiramate are helpful to an extent.
  • Hydrocortisone , intranasal oxytocin and morphine helps in prevention of PTSD in acute states.
  • In cases of alcoholism , Naltrexone is effective in its treatment.
  • Trazodone and Mirtazapine are helpful at night to treat insomnia associated anxiety.
  • For instance, Psychotherapeutic strategies play an important role in preventing occurrence of previous events to affect the mental disturbances.

5) Phobic anxiety disorders:

Clinical features for Phobic anxiety disorders:

  • Phobic disorders are characterized with recurrent, irritational fears of specific objects with avoidance behavior in response to phobic stimulus.
  • Moreover, diagnosis is usually made when the avoidance behavior is associated and interferes with social or occupational functioning.
  • Common phobias include frequent fear of closed spaces, fear of flying and fear of blood.
  • Social phobia is related to performance situations where the patient is exposed to unfamiliar individuals.

Treatment:

  • Beta blockers like propranolol ( Inderol 40mg ) helps in treatment of performance anxiety also.
  • SSRI and MAOI’s help in treatment of social behaviors.
  • Psychotherapy helps in preventing social phobias over time.

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In conclusion, Please refer this book for a detailed description of the disease: Harrisons book of internal medicine

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