| Acknowledgements | p. ix |
| Preface | p. xi |
| Diseases discussed in this book | p. xiii |
| Missing the diagnosis altogether | p. 1 |
| Bizarre ataxia of rapid onset | p. 1 |
| Staggering progression of gait impairment, urinary incontinence, and dementia | p. 3 |
| Excessive rigidity… and other features | p. 6 |
| Jerky hemifacial spasms | p. 7 |
| Paroxysmal finger posturing | p. 8 |
| Psychogenic tremor until proven otherwise | p. 10 |
| Attributing findings to a known or suspected disorder | p. 13 |
| Mild spasticity in the stiff-person syndrome | p. 13 |
| Unsteadiness when standing | p. 14 |
| Supranuclear gaze palsy and parkinsonism: why not PSP? | p. 16 |
| Chronic hemifacial pain and tightness | p. 17 |
| Anxiety in Parkinson's disease: dopaminergic wearing off? | p. 18 |
| Ataxia and a "gray zone" genetic test | p. 19 |
| Clinical findings that are subtle | p. 23 |
| Orofacial dystonia in presumed PD | p. 23 |
| Intermittent "risus sardonicus" in a young man | p. 25 |
| Resting and postural tremor: PD or ET? | p. 27 |
| Restlessness of some sort | p. 28 |
| Mild orofacial dyskinesias in parkinsonism | p. 30 |
| Speech arrests in Parkinson's disease | p. 31 |
| When movement disorders are difficult to characterize | p. 34 |
| An unusual tremor for PD | p. 34 |
| Another unusual tremor for PD | p. 35 |
| A "dirty essential tremor" | p. 37 |
| Is it a mixed movement disorder or a "twitch"? | p. 38 |
| "Tipsy" | p. 39 |
| Slow but not bradykinetic? | p. 42 |
| Over-reliance on negative test results | p. 45 |
| Normal cognitive screen in PD | p. 45 |
| Comatose movements and undetermined pleocytosis | p. 46 |
| Feeding dystonia with a negative diagnostic test | p. 47 |
| B12-deficiency ataxia with normal B12 levels? | p. 49 |
| Failure of pattern recognition | p. 53 |
| Facial and neck dystonia in PD | p. 53 |
| When familial alcohol-responsive tremor is not ET | p. 54 |
| Rhythmic facial movements | p. 56 |
| Dyskinesias with a "restless leg" pattern | p. 58 |
| Feet twisting after walking | p. 60 |
| Anxiety and shortness of breath in PD | p. 61 |
| Unusual tics in "Tourette syndrome" | p. 62 |
| Testing pitfalls of commission or omission | p. 65 |
| Low HVA and BH4 in "DRD" | p. 65 |
| Potential for over-testing in ataxia | p. 67 |
| "Variant of unknown significance" in genetic testing of PD | p. 69 |
| Multiple positive results in chorea: perils of the shot-gun approach | p. 71 |
| Multiple negative results in tremor: perils of the exclusionary approach | p. 73 |
| Missing radiographic clues | p. 76 |
| An MRI finding only seen when suspected in "PD" | p. 76 |
| An MRI finding only seen when suspected in "ET" | p. 78 |
| The MRI pattern of only four parkinsonisms | p. 79 |
| Not-very-normal pressure "NPH" | p. 82 |
| The helpful T1-weighted MRI clue | p. 84 |
| The helpful T2* and SWI MRI clues | p. 85 |
| Management misadventures | p. 89 |
| "Rapidly progressing" PD | p. 89 |
| From orofacial dyskinesias to worse | p. 91 |
| Shunt-unresponsive "NPH" | p. 92 |
| Replacing one deficit with another | p. 96 |
| "This is not my husband" | p. 97 |
| "This is definitely not my husband" | p. 98 |
| When rigidity follows pain | p. 100 |
| Poor response to L-dopa, poor response to DBS | p. 102 |
| Appendix: Video Legends | p. 106 |
| Index | p. 114 |
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