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Paranoia: Introduction

Paranoia is a type of delusion, a firmly held but nevertheless unrealistic belief. Paranoia is a persecutory delusion that someone will harm you in some way, whether physically, mentally or emotionally....more »

» Review Causes of Paranoia: Causes | Symptom Checker » | Assessment Questionnaire »

Causes of Paranoia:

The following medical conditions are some of the possible causes of Paranoia. There are likely to be other possible causes, so ask your doctor about your symptoms.

» Review Causes of Paranoia: Causes | Symptom Checker » | Assessment Questionnaire »

Home Diagnostic Testing and Paranoia

Home medical tests possibly related to Paranoia:

Causes of Types of Paranoia:

Review the causes of these more specific types of Paranoia:

Review causes of more specific types of Paranoia:

Paranoia: Symptom Checker

Listed below are some combinations of symptoms associated with Paranoia, as listed in our database. Visit the Symptom Checker, to add and remove symptoms and research your condition.

Symptom Checker

Symptom Checker

Paranoia Treatments

Review further information on Paranoia Treatments.

Stories from Users for Paranoia

Real-life user stories relating to Paranoia:

Message Boards for Paranoia

Symptom specific forums: The following patient stories in our interactive forums and message boards relate to Paranoia or relevant symptoms:

Diagnostic tests for Paranoia:

Various tests are used in the diagnosis of Paranoia. Some of these are listed below :

  • Mental state examination - including appearance, behavior, rate and continuity of speech, mood, affect, thought content, evidence of any hallucinations or abnormal beliefs, orientation to time, place and person, attention and concentration, short-term memory, insight and judgement.
  • Physical examination
  • more tests...»

Medications or substances causing Paranoia:

The following drugs, medications, substances or toxins are some of the possible causes of Paranoia as a symptom. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.

Drug interactions causing Paranoia:

When combined, certain drugs, medications, substances or toxins may react causing Paranoia as a symptom. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.

  • Lidocaine and Propranolol interaction - Severe paranoia
  • Imipramine and Methyltestosterone interaction
  • more interactions...»

Paranoia: Comorbid Symptoms

Some of the comorbid or associated medical symptoms for Paranoia may include these symptoms:

Causes of General Symptom Types

Research the causes of these more general types of symptom:

Causes of Similar Symptoms to Paranoia

Research the causes of these symptoms that are similar to, or related to, the symptom Paranoia:

Assessment Questionnaire: Questions your doctor may ask (and why!)

During a consultation, your doctor will use various techniques to assess the symptom: Paranoia. These will include a physical examination and possibly diagnostic tests. (Note: A physical exam is always done, diagnostic tests may or may not be performed depending on the suspected condition) Your doctor will ask several questions when assessing your condition. It is important to openly share any pertinent information to help your doctor make an accurate diagnosis.

It is also very important to bring an up-to-date list of all of your all medical conditions, medications including dosages, and names of numbers of any specialist you see.

Create your printable checklist here.

See Paranoia Assessment Questionnaire (19 listings)

Paranoia: Deaths

Read more about causes and Paranoia deaths.

Misdiagnosis and Paranoia

Schizophrenia often has misdiagnosed hidden cause: The book "Preventing Misdiagnosis of Women" reports on a study citing that 83% of people with a diagnosis of schizophrenia actually had brain lesions ( more »

Cushing's disease can be mistaken for depression: Cushing's disease (or similarly Cushing's syndrome) is a possible misdiagnosis for a person diagnosed with depression. It is an endocrine more »

Manic-depressive (bipolar) disorder often misdiagnosed: Bipolar disorder, also called manic-depressive disorder, is often misdiagnosed before reaching a correct diagnosis. Some of the common misdiagnoses include depression and more »

Epilepsy misdiagnosed as schizophrenia: The book "Preventing Misdiagnosis of Women" reports on a case of a woman diagnosed with schizophrenia, but later diagnosed with a form of epilepsy called "temporal lobe epilepsy". A variety more »

Simple hearing loss can be misdiagnosed: Elderly patients can be misdiagnosed owing to symptoms of paranoia, when the underlying cause is really simple hearing loss. Due to their inability to hear properly what people are saying, elderly patients can become more »

Various mental health symptoms caused by rare epilepsy: Temporal lobe epilepsy is a less common form of epilepsy that does not have the typical physical seizures. Patients can suffer from symptoms such as depression, moodiness, more »

Rare seizure-less epilepsy misdiagnosed as various conditions: A complex partial seizure disorder, such as temporal lobe epilepsy can be misdiagnosed more »

Undiagnosed stroke leads to misdiagnosed aphasia: BBC News UK reported on a man who had been institutionalized and treated for mental illness because he suffered from sudden inability to speak. This more »

Dementia may be a drug interaction: A common scenario in aged care is for a patient to show mental decline to dementia. Whereas this can, of course, occur due to various medical conditions, such more »

ADHD under-diagnosed in adults: Although the over-diagnoses of ADHD in children is a well-known controversy, the reverse side related to adults. Some adults can more »

Bipolar disorder misdiagosed as various conditions by primary physicians: Bipolar disorder (manic-depressive disorder) often fails to be diagnosed correctly by primary care physicians. more »

Eating disorders under-diagnosed in men: The typical patient with an eating disorder is female. The result is that men with eating disorders often fail to be diagnosed or have a delayed diagnosis. See misdiagnosis of eating disorders or symptoms of more »

Depression undiagnosed in teenagers: Serious bouts of depression can be undiagnosed in teenagers. The "normal" moodiness of teenagers can cause severe medical depression to more »

Undiagnosed anxiety disorders related to depression: Patients with depression (see symptoms of depression) may also have undiagnosed anxiety disorders (see symptoms of anxiety disorders). Failure to diagnose these more »

Paranoia: Research Related Doctors & Specialists

Other ways to find a doctor, or use doctor, physician and specialist online research services:

Hospitals & Clinics: Paranoia

Research extensive quality ratings and patient safety measures for hospitals, clinics and medical facilities in health specialties related to Paranoia:

Paranoia: Related Rare Diseases

Rare types of medical conditions and diseases in related medical categories:

Paranoia: Undiagnosed Conditions

Conditions that are commonly undiagnosed in related areas may include:

Organs affected by Paranoia:

The list of organs typically affected by Paranoia may include, but is not limited to:

Detailed list of causes of Paranoia

The list below shows some of the causes of Paranoia mentioned in various sources:

How Common are these Causes of Paranoia?

This information refers to the general prevalence and incidence of these diseases, not to how likely they are to be the actual cause of Paranoia. Of the 115 causes of Paranoia that we have listed, we have the following prevalence/incidence information:

  • 2 causes are "very common" diseases
  • 2 causes are "common" diseases
  • 0 causes are "uncommon" diseases
  • 1 causes are "rare" diseases
  • 2 causes are "very rare" diseases
  • 110 causes have no prevalence information.

Conditions listing medical symptoms: Paranoia:

The following list of conditions have 'Paranoia' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

Select from the following alphabetical view of conditions which include a symptom of Paranoia or choose View All.

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Conditions listing medical complications: Paranoia:

The following list of medical conditions have Paranoia or similar listed as a medical complication in our database. The distinction between a symptom and complication is not always clear, and conditions mentioning this symptom as a complication may also be relevant. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.



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Doctors and specialists: Who should I consult about Paranoia?

Depending on the seriousness of the onset of Paranoia, you may want to consult one of the following medical professionals.

Important:In extreme cases, always seek advice from emergency services :

Classifications of Paranoia:

Subtypes of Paranoia:

Severe paranoid reaction (5 causes), Hearing voices (7 causes)

Medical Conditions associated with Paranoia:

Delusions (176 causes), Mental problems (3121 causes), Behavioral symptoms (4608 causes), Psychiatric symptoms (971 causes), Cognitive symptoms (3664 causes), Personality symptoms (4029 causes)

Symptoms related to Paranoia:

Delusions (176 causes), Personality disorder (2 causes), Bipolar disorder, Emotional (2080 causes), Dramatic, Aggressive (192 causes), Lack of remorse, Repeated lying, Impulsive (39 causes), Paranoia (115 causes), Chronic feelings of emptiness, Instability, Anxiety (895 causes), Ideas of reference, Odd beliefs, reckless disregard

Medical articles on signs and symptoms:

Doctor-patient articles related to symptoms and diagnosis:

These general medical articles may be of interest:

Medical News summaries about Paranoia

Our news pages contain the following medical news summaries about Paranoia and many other medical conditions:

More Ways To Research Medical Signs and Symptoms:


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