Name of the Condition

• Common Name: Paresthesia of Skin
• ICD-10 Code: R20.2

Summary

Paresthesia of skin refers to abnormal sensations such as tingling, pricking, or numbness typically felt in the skin without external stimulus. These sensations are often described as "pins and needles" and can occur in various parts of the body.

Causes

• Peripheral nerve compression or injury
• Certain medical conditions such as diabetes (diabetic neuropathy)
• Vitamin deficiency, particularly Vitamin B12
• Neurological disorders like multiple sclerosis
• Side effects from certain medications

Risk Factors

• Prolonged pressure on a specific nerve or nerves
• Diabetes or other metabolic disorders
• Nutritional deficiencies
• Alcohol abuse
• Autoimmune diseases

Symptoms

• Tingling or prickling sensation
• Numbness
• Itching
• A burning or cold sensation
• A feeling of "pins and needles"

Diagnosis

• Physical and neurological examination
• Blood tests to check for vitamin deficiencies or diabetes
• Electromyography (EMG) or nerve conduction studies
• Imaging tests such as MRI or CT scans if a neurological disorder is suspected

Treatment Options

• Treating underlying causes (e.g., managing blood sugar levels in diabetes)
• Supplementation for nutritional deficiencies
• Physical therapy to relieve pressure on nerves
• Medications such as pain relievers, anticonvulsants, or antidepressants to manage symptoms

Prognosis and Follow-Up

• The prognosis depends on the underlying cause; most cases resolve with appropriate treatment.
• Regular follow-ups may be necessary to monitor underlying conditions and adjust treatments.

Complications

• Prolonged or untreated paresthesia can lead to chronic pain or permanent nerve damage.
• Impact on quality of life due to persistent discomfort or reduced mobility.

Lifestyle & Prevention

• Maintain a balanced diet rich in vitamins and minerals.
• Manage chronic conditions like diabetes effectively.
• Limit alcohol consumption
• Practice safe ergonomic postures to minimize nerve compression.

When to Seek Professional Help

• Persistent or worsening symptoms
• Sudden onset of paresthesia, especially if accompanied by muscle weakness or paralysis
• Signs of underlying conditions like intense fatigue or vision problems

Additional Resources

• American Academy of Neurology (AAN)
• National Institute of Neurological Disorders and Stroke (NINDS)
• Peripheral Nerve Society

Tips for Medical Coders

• Ensure accurate coding by confirming any underlying conditions that may explain the paresthesia.
• Avoid common errors by distinguishing paresthesia from other general skin sensations when using the R20.2 code.