In this issue of Neurologic Clinics, guest editor Randolph W. Evans brings his considerable expertise to the topic of Secondary Headaches. - Provides in-depth secondary headaches, offering actionable insights for clinical practice. - Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.

In this issue of Neurologic Clinics, guest editor Dr. Sangam Kanekar brings his considerable expertise to the topic of Imaging of Headache. Top experts in the field cover key topics such as headache attributed to disorder of the cranium and base of the skull; role of CT and MRI in evaluation of headache due to paranasal sinus and teeth disorder; imaging of painful ophthalmologic disorders; role of MRI and CT in the evaluation of headache in pregnancy and postpartum period; assessment and imaging of pediatric and adolescent headache; and more. - Contains 12 relevant, practice-oriented topics including "when to and when not to image headache; imaging appearance of migraine and tension type headache; radiology of trigeminal and glossopharyngeal neuralgias; post-traumatic headaches and post-craniotomy syndromes; imaging of headache attributed to vascular disorder; and more. - Provides in-depth clinical reviews on imaging of headache, offering actionable insights for clinical practice. - Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.

This issue of Neurologic Clinics, guest edited by Laszlo L. Mechtler, will cover key topics in Neuroimaging. This issue is one of four selected each year by our series consulting editor, Dr. Randolph W. Evans. Topics discussed in this issue will include: Future of Neuroimaging, Neuroimaging for the Neurologist, Imaging in Pregnancy, Multiple Sclerosis Mimic, Diseases that cause Dementia, Acute Stroke, DBS, NPH and Hydrocephalus, Venous Disease of the Brain, Cranial Nerve Imaging, and Neuro-ultrasonography, among others.

This issue of Neurologic Clinics, guest edited by Drs. Michael R. Dobbs and Mam I. Ibraheem, is devoted to Applied Neurotoxicology. This issue is one of four selected each year by the series Consulting Editor, Dr. Randolph W. Evan. Articles in this issue include: Peripheral Neuropathy, Toxin-induced Channelopathies and Neuromuscular Junction Disorders, Myopathy, Acute delirium, Subacute Encephalopathy, Coma and CNS depression, Cerebellar disorders, Parkinsonism, Seizures, Amyotrophic Lateral Sclerosis, Neurobiological Weapons, Women's and Fetal Issues in Neurotoxicology, and Ethical Dilemmas in Neurotoxicology.

This issue of Neurologic Clinics, guest edited by Drs. Joseph D. Burns and Anna M. Cervantes-Arslanian, will focus on Neurologic Emergencies. This issue is one of four selected each year by series consulting editor, Dr. Randolph W. Evans. Topics include—but are not limited to—Coma and depressed level of alertness; Post-arrest Neuroprotection; Headache Emergencies; Acute dizziness, vertigo, and unsteadiness; Neuro-ophthalmologic emergencies; Intracerebral hemorrhage; Acute ischemic stroke; Seizures and status epilepticus; Movement disorders emergencies; Neuromuscular respiratory failure; Neuroinfectious disease emergencies; Severe traumatic brain injury; Acute myelopathy; Neuro-oncologic emergencies; Autoimmune neurologic emergencies; Brain herniation and intracranial hypertension; Aneurysmal subarachnoid hemorrhage; Anesthesiology considerations in neurological emergencies; Neurological emergencies during the COVID pandemic; Neurocritical care and the COVID pandemic; and Neurologic Emergencies during Pregnancy.

This issue of the Neurologic Clinics is being edited by the series Consulting Editor, Dr. Randolph Evans, and will be a special issue focusing on patient case studies of a board range of neurological diseases and disorders. Topics and cases covered include, but are not limited to: cerebrovascular disease, multiple sclerosis, syncope, epilepsy, tremor, dementia, neurologic issues in pregnancy, and medicolegal cases.

In this issue of Neurologic Clinics, guest editosr Drs. David L. Perez and Sara A. Finkelstein bring their considerable expertise to the topic of Functional Neurologic Disorders. Top experts in the field cover issues such as functional movement disorder: assessment and treatment; functional cognitive disorder: diagnosis, treatment, and differentiation from secondary causes of cognitive dysfunction; functional speech and voice disorders: diagnosis and treatment; personalizing clinical care in functional neurological disorder: a biopsychosocial-informed perspective; and more. - Contains 13 relevant, practice-oriented topics including functional seizures: clinical and semiological features; persistent postural-perceptual dizziness (functional dizziness) functional neurological disorder: common diagnostic pitfalls; setting up a functional neurological disorder clinical program; outpatient occupational therapy for paroxysmal functional symptoms: sensory modulation training as an emerging treatment; sex and gender differences in functional neurological disorder; and more. - Provides in-depth clinical reviews on functional neurologic disorders, offering actionable insights for clinical practice. - Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.