Notalgia paresthetica: Difference between revisions

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'''Notalgia paresthetica''' ('''NP''') is a medical condition characterized by chronic itching, usually on the upper back. The term "notalgia paresthetica" comes from the Greek words "notos" (back) and "algos" (pain), and the Latin word "paresthetica" (abnormal sensation).
{{SI}}
 
{{Infobox medical condition
== Symptoms ==
| name            = Notalgia paresthetica
The primary symptom of notalgia paresthetica is chronic itching, typically on a small patch on the upper back, usually on the left hand side. Other symptoms may include pain, tingling, numbness, or atrophy of the skin in the affected area.
| image          = [[File:Notalgia_Paresthetica.jpg|left|thumb|Notalgia paresthetica rash]]
 
| caption        = Notalgia paresthetica rash on the back
== Causes ==
| synonyms        =
The exact cause of notalgia paresthetica is unknown, but it is believed to be due to a problem with the nerve cells that provide sensation to the skin of the upper back (sensory neuropathy). Some researchers believe that it may be caused by a degenerative condition of the vertebrae or spinal muscles, or by a nerve impingement in the spine.
| pronounce      =
 
| specialty      = [[Dermatology]], [[Neurology]]
| symptoms        = [[Itching]], [[hyperpigmentation]]
| complications  =
| onset          =
| duration        =
| types          =
| causes          = [[Nerve entrapment]], [[spinal degeneration]]
| risks          =
| diagnosis      = [[Clinical diagnosis]], [[skin biopsy]]
| differential    = [[Eczema]], [[psoriasis]], [[contact dermatitis]]
| prevention      =
| treatment      = [[Topical capsaicin]], [[physical therapy]], [[gabapentin]]
| medication      =
| prognosis      =
| frequency      =
| deaths          =
}}
{{Short description|A chronic sensory neuropathy affecting the back}}
'''Notalgia paresthetica''' is a chronic sensory neuropathy characterized by localized itching, pain, and altered sensation in the upper back, typically between the shoulder blades. It is often associated with a hyperpigmented patch of skin in the affected area.
== Signs and Symptoms ==
The primary symptom of notalgia paresthetica is a persistent itch in the upper back, usually on one side. Patients may also experience:
* [[Paresthesia]], or abnormal sensations such as tingling or burning
* [[Hyperalgesia]], or increased sensitivity to pain
* A well-defined area of [[hyperpigmentation]]
== Pathophysiology ==
The exact cause of notalgia paresthetica is not well understood, but it is believed to involve nerve entrapment or irritation. The [[dorsal rami]] of the thoracic spinal nerves, particularly T2 to T6, are thought to be involved. This condition may be related to [[degenerative changes]] in the spine, such as [[osteophytes]] or [[herniated discs]], which can compress the nerves.
== Diagnosis ==
== Diagnosis ==
Diagnosis of notalgia paresthetica is typically based on the patient's symptoms and medical history. A physical examination may reveal a hyperpigmented or hypopigmented patch on the upper back. In some cases, a skin biopsy may be performed to rule out other conditions.
Diagnosis of notalgia paresthetica is primarily clinical, based on the characteristic symptoms and physical examination. [[Dermatologists]] and [[neurologists]] may be involved in the evaluation. Imaging studies, such as [[MRI]] or [[CT scan]], may be used to rule out other causes of the symptoms.
 
== Treatment ==
== Treatment ==
Treatment for notalgia paresthetica is primarily aimed at relieving the symptoms. This may include the use of topical creams or ointments, oral medications, or physical therapy. In some cases, nerve blocks or injections may be used.
Treatment options for notalgia paresthetica focus on symptom relief and may include:
 
* Topical treatments, such as [[capsaicin]] cream or [[lidocaine]] patches
* Oral medications, including [[gabapentin]] or [[pregabalin]]
* Physical therapy and exercises to improve posture and reduce nerve compression
* [[Transcutaneous electrical nerve stimulation]] (TENS)
== Prognosis ==
Notalgia paresthetica is a chronic condition that can persist for many years. While it is not life-threatening, it can significantly impact quality of life due to the persistent itching and discomfort. Management focuses on alleviating symptoms and improving the patient's quality of life.
== See also ==
== See also ==
* [[Neuropathy]]
* [[Pruritus]]
* [[Pruritus]]
* [[Dermatology]]
* [[Hyperpigmentation]]
* [[Neuropathy]]
* [[Spinal nerve]]
 
== References ==
<references />
 
[[Category:Skin conditions]]
[[Category:Neurological disorders]]
[[Category:Neurological disorders]]
[[Category:Chronic pain]]
[[Category:Dermatology]]
 
{{stub}}

Latest revision as of 06:07, 8 April 2025

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics

Notalgia paresthetica
Notalgia paresthetica rash
Synonyms
Pronounce
Specialty Dermatology, Neurology
Symptoms Itching, hyperpigmentation
Complications
Onset
Duration
Types
Causes Nerve entrapment, spinal degeneration
Risks
Diagnosis Clinical diagnosis, skin biopsy
Differential diagnosis Eczema, psoriasis, contact dermatitis
Prevention
Treatment Topical capsaicin, physical therapy, gabapentin
Medication
Prognosis
Frequency
Deaths


A chronic sensory neuropathy affecting the back


Notalgia paresthetica is a chronic sensory neuropathy characterized by localized itching, pain, and altered sensation in the upper back, typically between the shoulder blades. It is often associated with a hyperpigmented patch of skin in the affected area.

Signs and Symptoms[edit]

The primary symptom of notalgia paresthetica is a persistent itch in the upper back, usually on one side. Patients may also experience:

Pathophysiology[edit]

The exact cause of notalgia paresthetica is not well understood, but it is believed to involve nerve entrapment or irritation. The dorsal rami of the thoracic spinal nerves, particularly T2 to T6, are thought to be involved. This condition may be related to degenerative changes in the spine, such as osteophytes or herniated discs, which can compress the nerves.

Diagnosis[edit]

Diagnosis of notalgia paresthetica is primarily clinical, based on the characteristic symptoms and physical examination. Dermatologists and neurologists may be involved in the evaluation. Imaging studies, such as MRI or CT scan, may be used to rule out other causes of the symptoms.

Treatment[edit]

Treatment options for notalgia paresthetica focus on symptom relief and may include:

Prognosis[edit]

Notalgia paresthetica is a chronic condition that can persist for many years. While it is not life-threatening, it can significantly impact quality of life due to the persistent itching and discomfort. Management focuses on alleviating symptoms and improving the patient's quality of life.

See also[edit]