NEUROMUSCULAR CALCULATOR

Calculations should be re-checked. These calculations are intended for educational purposes and to support clinical decision making and therefore need to be interpreted in the correct clinical context. They should never guide patient care and replace clinical judgment. Click here to view the full disclaimer.

General Principles:

1. Effect of distance

2. Effect of temperature

Late Responses:

1. F-estimate

2. H-reflex latency

Comparison Studies:

1. Median-to-ulnar

2. 1. Median and ulnar mixed palm-to-wrist

   2. Lumbrical - Interossei comparison study

   3. Median and ulnar digit 4

2. Median-to-radial digit 1 comparison

3. Combined sensory index

Neuropathy:

1. Criteria for demyelination

2. Terminal latency index

3. Sural/radial amplitude ratio

4. Modified Erasmus GBS outcome score

5. Neurogenic Orthostatic Hypotension

Motor Neuron Disease:

1. Modified el-Escorial criteria

2. Awaji criteria

3. Respiratory diagnostic tool for noninvasive ventilation

Neuromuscular Junction:

1. MG-QOLr score

2. Quantitative MG score

3. Myasthenia Gravis Impairment Index

4. LEMS malignancy score (Delta-p)

5. Thymectomy candidate

Myopathy:

1. Jain foundation LGMD assistant

2. Immune-mediated necrotizing myopathy probability calculator - Drs. Shelley and Klein, Mayo Clinic