Can loss of the swallow tail sign help distinguish between Parkinson Disease and the Parkinson-Plus syndromes?

Accuracy of clinical diagnosis of idiopathic Parkinson's disease: a clinico-pathological study of 100 cases.

Andrew Hughes, S. E. Daniel, Linda Kilford et al. · Journal of Neurology Neurosurgery & Psychiatry · 1992 · 10.3K citations · Full text

Criteria for the diagnosis of corticobasal degeneration

Melissa J. Armstrong, Irene Litvan, Anthony E. Lang et al. · Neurology · 2013 · 1.8K citations · Full text

The substantia nigra of the human brain

Philippe Damier, Étienne C. Hirsch, Yves Agid et al. · Brain · 1999 · 1.7K citations

What features improve the accuracy of clinical diagnosis in Parkinson's disease

Andrew Hughes, Yoav Ben‐Shlomo, Susan E. Daniel et al. · Neurology · 1992 · 1.3K citations

Consensus statement on the diagnosis of multiple system atrophy

Niall Quinn, Alberto Albanese, Yoav Ben‐Shlomo et al. · Journal of the Neurological Sciences · 1999 · 916 citations

Disease Diagnosis, Medicine, Multiple System Atrophy +5