Related Experiment Videos
Congenital insensitivity to pain with anhidrosis
1Hacettepe University, School of Medicine, Ankara, Turkey.
Cutis
|November 5, 1997
Summary
Congenital insensitivity to pain with anhidrosis (CIPA) is a rare disorder characterized by lack of pain sensation, inability to sweat, and intellectual disability. This case highlights diagnostic challenges in young children with CIPA.
Area of Science:
- Neurology
- Genetics
- Dermatology
Background:
- Congenital insensitivity to pain with anhidrosis (CIPA) is a rare hereditary sensory-motor neuropathy.
- Key features include congenital analgesia, anhidrosis, and mental retardation.
- Diagnosis can be challenging, particularly in young children due to difficulties in sensory evaluation.
Observation:
- A 3-year-old boy with consanguineous parents presented with chronic knee ulcerations.
- Clinical findings included deep knee ulcerations, burn scars on the neck and scalp, moderate mental retardation, and analgesia.
- Symmetrical loss of pain and touch sensation was observed in the hands and feet.
Findings:
- Electromyography revealed absent ulnar and sural nerve action potentials, decreased sensory and motor nerve conduction velocities, and reduced action potential amplitudes.
- Pilocarpine testing confirmed anhidrosis.
- Skin and nerve biopsies were performed for further examination.
Implications:
- This case underscores the importance of recognizing CIPA in children with unexplained injuries and sensory deficits.
- Early diagnosis and management are crucial for preventing complications associated with CIPA.
- Further research into hereditary sensory-motor neuropathies can improve diagnostic and therapeutic strategies.