Confusion
Lack of clarity and coherence of thought, perception, understanding, or action.
What is Confusion?
Confusion is a symptom that people may experience for many reasons. It can be related to infections, chronic conditions, injuries, medication effects, or other health changes. The presence of this symptom alone does not diagnose any condition.
If you have Confusion that is severe, persistent, or accompanied by other warning signs, contact a qualified healthcare provider.
Possible conditions associated with Confusion
The following conditions have been associated with Confusion. Only a health professional can determine the underlying cause.
Acquired methemoglobinemia
Acquired methemoglobinemia is a medical condition that may be associated with various symptoms and signs.
Acute disseminated encephalomyelitis
Acute disseminated encephalomyelitis is a medical condition that may be associated with various symptoms and signs.
Acute intermittent porphyria
Acute intermittent porphyria is the most frequent and the most severe form of the acute hepatic porphyrias. It is charac...
Acute liver failure
Acute liver failure is a medical condition that may be associated with various symptoms and signs.
Alice in Wonderland Syndrome
A rare neurological condition that distorts perception, making objects, body parts, or time appear larger, smaller, or o...
Alpha-mannosidosis, infantile form
Alpha-mannosidosis, infantile form is a medical condition that may be associated with various symptoms and signs.
Alzheimer Disease
A progressive neurodegenerative disease and the most common cause of dementia, causing memory loss and cognitive decline...
Amoebiasis due to free-living amoebae
Amoebiasis due to free-living amoebae is a medical condition that may be associated with various symptoms and signs.
Autoimmune hypoparathyroidism
Autoimmune hypoparathyroidism is a medical condition that may be associated with various symptoms and signs.
Babesiosis
Babesiosis is a medical condition that may be associated with various symptoms and signs.
Bacterial toxic-shock syndrome
Bacterial toxic-shock syndrome is a medical condition that may be associated with various symptoms and signs.
Behçet disease
Behçet disease is a medical condition that may be associated with various symptoms and signs.
Related symptoms
When to seek medical care
Seek urgent care if Confusion is severe, sudden, or occurs with chest pain, difficulty breathing, confusion, severe weakness, or other serious symptoms.