Spinocerebellar ataxia type 15/16

disorder

SNOMED 716724006CUI C1847725

Overview

Spinocerebellar ataxia type 15/16 is a disorder.

Auto-generated from clinical reference data. Not a substitute for medical advice.

Signs & Symptoms

Based on Human Phenotype Ontology (HPO) disease-phenotype annotations.

Cerebellar cortex degeneration

Always present (100%)HP:0008278

Cerebellar tremor

Always present (100%)HP:0002080

Clumsy tandem walking

Always present (100%)HP:0031629

Dyskinesia

Always present (100%)HP:0100660

Gait disturbance

Always present (100%)HP:0001288

Instability or lack of coordination of central trunk muscles

Always present (100%)HP:0002078

Involuntary, rapid, rhythmic eye movements

Always present (100%)HP:0000639

Uncoordinated limb movement

Always present (100%)HP:0002406

Vermian atrophy

Always present (100%)HP:0006855

Wide based walk

Always present (100%)HP:0002136

Ataxia

Very frequent (80-99%)HP:0001251

Ataxic tremor

Frequent (30-79%)HP:0002345

Choreatic disease

Frequent (30-79%)HP:0002072

Deglutition disorder

Frequent (30-79%)HP:0002015

Difficulty articulating speech

Frequent (30-79%)HP:0001260

Gaze-evoked nystagmus

Frequent (30-79%)HP:0000640

Head tremor

Frequent (30-79%)HP:0002346

Hypermetric saccades

Frequent (30-79%)HP:0007338

Hypometric saccades

Frequent (30-79%)HP:0000571

Inability to coordinate movements when walking

Frequent (30-79%)HP:0002066

Increased reflexes

Frequent (30-79%)HP:0001347

Infratentorial atrophy

Frequent (30-79%)HP:0001272

Postural tremor

Frequent (30-79%)HP:0002174

Tremor by anatomical site

Frequent (30-79%)HP:0030188

Upper limb postural tremor

Frequent (30-79%)HP:0007351

Extensor plantar responses

Occasional (5-29%)HP:0003487

Involuntary muscle stiffness, contraction, or spasm

Occasional (5-29%)HP:0001257

Tremor

Occasional (5-29%)HP:0001337

Appendicular ataxia

HP:0002070

Excluded (<1%)HP:0100021

Related Conditions

Autosomal dominant hereditary disorder(parent)

Spinocerebellar ataxia(parent)

Quick Facts

SNOMED CT: 716724006
UMLS CUI: C1847725
Fully Specified Name: Spinocerebellar ataxia type 15/16 (disorder)
Specialists: 0
Diagnostic Biomarkers: 0
HPO Phenotypes: 30

Medical Disclaimer

This information is for educational purposes only and does not constitute medical advice, diagnosis, or treatment. Always consult with a qualified healthcare provider regarding any medical condition or treatment plan.

Clinical content is derived from the SNOMED CT clinical ontology and curated medical knowledge graphs.