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Background T wave alternans (TA) is a repolarisation phenomenon manifesting as a microvolt beat to beat change in the amplitude of the T wave and ST segment. TA has been shown to be a predictor of arrhythmic risk in…
Updated Oct 29, 2026
HealthData.Gov
Background Needle EMG may be negative in mild or predominantly sensory lumbosacral radiculopathies. In such cases, an increase in the latency of the soleus H-reflex is a useful diagnostic criterion for establishing…
Updated Oct 29, 2026
HealthData.Gov
Background The existence of a prenuclear abduction paresis is still debated. Methods In a retrospective design, we identified 22 patients with isolated unilateral (n = 20) or bilateral (n = 2) abduction paresis and…
Updated Oct 29, 2026
