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Causes of Cold sores

List of causes of Cold sores

Following is a list of causes or underlying conditions (see also Misdiagnosis of underlying causes of Cold sores) that could possibly cause Cold sores includes:

More causes:see full list of causes for Cold sores

Primary Cause of Cold sores

The primary cause of Cold sores is the result:

  • of transmission of an infectious agent by another person by one or more of the following: saliva, air, cough, fecal-oral route, surfaces, blood, needles, blood transfusions, sexual contact, mother to fetus, etc.

Cold sores Causes: Risk Factors

The following conditions have been cited in various sources as potentially causal risk factors related to Cold sores:

Cold sores: Related Medical Conditions

To research the causes of Cold sores, consider researching the causes of these these diseases that may be similar, or associated with Cold sores:

Cold sores: Causes and Types

Causes of Broader Categories of Cold sores: Review the causal information about the various more general categories of medical conditions:

Cold sores as a symptom:

Conditions listing Cold sores as a symptom may also be potential underlying causes of Cold sores. Our database lists the following as having Cold sores as a symptom of that condition:

Medications or substances causing Cold sores:

The following drugs, medications, substances or toxins are some of the possible causes of Cold sores as a symptom. This list is incomplete and various other drugs or substances may cause your symptoms. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.

Related information on causes of Cold sores:

As with all medical conditions, there may be many causal factors. Further relevant information on causes of Cold sores may be found in:


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