scholarly journals A Young Patient with Horizontal Semicircular Cupulolithiasis with Immediate Response to the Therapeutic Head-Shaking Maneuver (HSM)

Author(s):  
Ajay Kumar Vats

AbstractThe apogeotropic variant of horizontal semicircular canal benign paroxysmal positional vertigo is attributed to either short anterior ampullary arm canalolithiasis or to the cupulolithiasis with the otoconial debris adhering to the cupula on utricular (Cup-U) or canal side (Cup-C), rendering it heavy and gravity sensitive. The treatment options for horizontal semicircular cupulolithiasis are not very well defined. A 25-year-old female patient with 8 days history of vertigo on rolling to either of the lateral recumbent position presented in the first week of November 2019. The supine roll test (SRT) on yawing head maximally to the right as well as to the left elicited an apogeotropic horizontal positional nystagmus lasting more than 1 minute, which was stronger on the right side and indicated a diagnosis of left horizontal semicircular cupulolithiasis. Two short-term follow-ups at 1 and 24 hours after head-shaking maneuver (HSM), with verifying SRT, were undertaken. During either of the two follow-ups, neither the previously elicited horizontal positional nystagmus was observed, nor did the patient have vertigo on rolling to lateral recumbent positions. She was telephonically questioned weekly regarding the recurrence of rotational vertigo for the next 4 weeks, and it was confirmed that she remained symptom free till then. The therapeutic HSM, owing to the inertial forces generated, can detach the otoconial debris from the cupula that renders it heavy and gravity sensitive. Successful offloading of cupula by HSM brings immediate cure in the Cup-U variant of the horizontal semicircular cupulolithiasis.

1999 ◽  
Vol 113 (10) ◽  
pp. 922-923 ◽  
Author(s):  
Stefano Di Girolamo ◽  
Anna Rita Fetoni ◽  
Walter Di Nardo ◽  
Gaetano Paludetti

AbstractThree days after the initial fitting of the cochlear device a 40-year-old woman complained of severe rotational vertigo following head movements associated with neurovegetative symptoms. Otoneurological evaluation revealed a horizontal paroxysmal positional nystagmus beating towards the lowermost ear, induced by rolling the patient's head from supine both to the right or to the left lateral position suggesting the diagnosis of benign paroxysmal positional vertigo of the left horizontal semicircular canal. The nystagmus characteristics were the same whether the cochlear device was switched on or off. The hypothesis of an otolith dislodging due to the electrical stimulation during the initial fitting is discussed.


2020 ◽  
Vol 5 (4) ◽  
pp. 917-939
Author(s):  
Richard A. Clendaniel

Purpose The purposes of this article are (a) to describe the different test procedures for benign paroxysmal positional vertigo (BPPV) and (b) to provide guidance for the treatment of the various forms of BPPV and to discuss the efficacy of the different interventions. Conclusions While BPPV primarily occurs in the posterior semicircular canal, it is also seen in the anterior and horizontal semicircular canals. There are distinctive patterns of nystagmus that help identify the affected semicircular canal and to differentiate between cupulolithiasis and canalithiasis forms of BPPV. There is reasonable evidence to support the different treatments for both posterior and horizontal semicircular canal BPPV. Anterior semicircular canal BPPV is rare, and as a consequence, there is little evidence to support the various treatment techniques. Finally, while BPPV is generally easy to identify, there are central causes of positional nystagmus with and without vertigo, which can complicate the diagnosis of BPPV. The signs and symptoms of BPPV are contrasted with those of the central causes of positional nystagmus.


Author(s):  
Robert W. Baloh

In 1952, Charles Hallpike and Margaret Dix published a paper in which they described the clinical profile of three of the most common causes of vertigo—Ménière’s disease, vestibular neuronitis, and benign paroxysmal positional vertigo (BPPV). Their strategy was simple: First, identify the symptoms and natural history of the disease, then document the physical signs associated with the disease, and finally, when possible, correlate the clinical features with histological studies of the temporal bones. They provided the first clear clinical description and the first pathology associated with the syndrome of BPPV. They described the clinical features of a large number of cases they had seen in the Queen Square clinic. They concluded that positional nystagmus of the benign paroxysmal type, first described by Robert Bárány in 1921, was due, as Bárány believed, to otolith disease.


Author(s):  
Ajay Kumar Vats ◽  
Sudhir Kothari ◽  
Anirban Biswas

AbstractIn any patient with a history of rotational vertigo triggered by changes in the position of head relative to the gravity, whose oculomotor patterns elicit a positional downbeating nystagmus (p-DBN), the localization could be either central in the brainstem, midline cerebellum, or at the craniocerebral junction; or else peripheral due to one of the rare variants of benign paroxysmal positional vertigo of vertical semicircular canals. Most serious causes of central vertigo in patients with p-DBN can be diagnosed by magnetic resonance imaging of the posterior fossa and craniovertebral junction. However, the peripheral p-DBN could be either due to anterior semicircular canal benign paroxysmal positional vertigo (ASC-BPPV) or a recently described apogeotropic variant of posterior semicircular canal BPPV (apo-PSC-BPPV) and the two are almost impossible to differentiate initially. The usual clinical scenario in apo-PSC-BPPV is diagnosing it initially as ASC-BPPV. However, following diagnostic or therapeutic positioning maneuvers for the purported ASC-BPPV, the positional oculomotor pattern changes to an upbeating nystagmus with the reversal in the direction of the torsion as well, localizing it to the contralateral PSC with respect to the ASC initially diagnosed. The initial oculomotor pattern observed on the right Dix–Hallpike test in this patient, of a short latency downbeating left torsional (from the patient’s perspective) positional nystagmus suggested a diagnosis of left ASC-BPPV, which was accordingly treated with multiple sessions of reverse Epley maneuvers daily for a week. At the end of the week, a verifying right Dix–Hallpike test elicited an upbeating right torsional (from the patient’s perspective) positional nystagmus. It is extremely unlikely that this patient had resolution of her initial left ASC-BPPV with the daily sessions of reverse Epley maneuvers carried over a week and immediately suffered from commoner geotropic variant of the right PSC-BPPV (geo-PSC-BPPV). It is plausible to interpret that this patient suffered from the right apo-PSC-BPPV from the very outset, and the reverse Epley maneuver performed for the ostensive left ASC-BPPV led to an intracanal shift of otoconial debris from its nonampullary to the ampullary arm resulting in right geo-PSC-BPPV. The reasons why situations like this outwit the clinician resulting in inaccurate localization as well as lateralization is discussed. The patient was successfully treated with right Epley maneuver after transformation to geo-PSC-BPPV and was asymptomatic at follow-up for 4 weeks. A peripheral p-DBN with torsional component in any patient with a history of positionally triggered vertigo can be either ASC-BPPV or apo-PSC-BPPV. A very close follow-up at a short interval of time with meticulously executed positional tests is the only definitive way to differentiate the two conditions.


2021 ◽  
Vol 2021 ◽  
pp. 1-4
Author(s):  
Siniša Maslovara ◽  
Andro Košec

Background. COVID-19 is a disease caused by a new strain of coronavirus (SARS-COVID-19). The WHO first learned about this new virus on December 31, 2019, following a report on a group of cases of “viral pneumonia” in Wuhan, People’s Republic of China, and declared a pandemic in March 2020. The disease was an almost complete unknown at the outset, but knowledge of its pathophysiology, clinical picture, and treatment options grew and developed rapidly. Objective. Dizziness is a very common symptom that patients report in routine clinical practice and one of the significant clinical manifestations of COVID-19. This short report investigated a possible connection between COVID-19 and benign paroxysmal positional vertigo (BPPV). Methods. We present two cases of benign paroxysmal positional vertigo (BPPV), which developed within two weeks of SARS-COVID-19 infection, manifesting with mild disease severity in early November 2020. Results. In both cases, the disease manifested by severe, short-lived attacks of vertigo, objective-circular type, with accompanying nausea and vomiting. The symptoms occurred when lying in bed and turning to the right and assuming an upright position. The diagnosis of posterior semicircular canal BPPV (PC-BPPV) was made based on a subjectively and objectively positive right-sided Dix–Hallpike test. Conclusions. The pathophysiology of post-COVID BPPV is probably similar to that of other viral infections, with some of its specificities such as inducing hypercoagulation and microthrombus formation, which can cause significant circulatory disorders possibly affecting its pathogenesis.


2021 ◽  
Vol 12 ◽  
Author(s):  
Jia Yu ◽  
Yongzhe Gu ◽  
Guilin Meng ◽  
Xiaosa Zhu ◽  
Wenxie Wang ◽  
...  

Background: Positional nystagmus induced by supine roll test is characteristic for diagnosing horizontal semicircular canal benign paroxysmal positional vertigo (HC-BPPV). In this study, we aimed to explore the value of nystagmus parameters in by supine roll test (SRT) as prognostic factors in HC-BPPV.Methods: We retrospectively analyzed the nystagmus parameters of 813 patients diagnosed with HC-BPPV by the SRT model in the SRM-IV system through video nystagmography. Then we used the computer-controlled canalith repositioning procedure (CCRP) mode for treatment. Based on the outcomes, patients were divided into either the cured group or the resistant group. The 1:1 propensity score matching (PSM) was applied to minimize potential selection bias. Then univariable and multivariable analyses were performed to identify the association of nystagmus parameters and the efficacy of CCRP.Results: Among the 813 patients, 99 (12.2%) were classified in the resistant group. The right side of HC-BPPV patients was twice the number of the left side patients (537 vs. 276). PSM is used to pair resistant patients to the cured patients, in which 99 pairs were successfully matched. Results of univariate and multivariate analyses showed that patients in the resistant group have longer latency in the affected side [odds ratio (OR) = 1.231 (1.110–1.366); P < 0.001] and slower slow phase velocity (SPV) in the healthy side [OR = 0.957 (0.917–0.999); P = 0.045].Conclusion: Nystagmus parameters may represent the characteristics of canalith. HC-BPPV patients with a longer latency in the affected side and slower SPV on the healthy side during SRT have a higher risk of HC-BPPV persisting after a single CCRP.


2011 ◽  
Vol 2011 ◽  
pp. 1-4 ◽  
Author(s):  
Paolo Vannucchi ◽  
Rudi Pecci

There are two forms of lateral semicircular canal benign paroxysmal positional vertigo: geotropic and apogeotropic. When the pathophysiological mechanism of the apogeotropic form is that of canalolithiasis, we can observe a transformation from an apogeotropic nystagmus into a geotropic one. Usually, this phenomenon happens simultaneously on both sides, thus enabling us to observe a right-beating paroxysmal positional nystagmus when the patient lies on the right side and a left-beating paroxysmal positional nystagmus on the left side. We describe a case in which the transformation occurred gradually, so that, after three head rotations from side to side in supine position, there was a right nystagmus beating toward the ground (geotropic) with the patient on the right side and a right nystagmus beating away from the ground (apogeotropic) on the left side. However, after further rotations we observed the nystagmus transformation also on the left side, with a geotropic nystagmus on both sides. The phenomenon of gradual transformation could happen because initially only a part of the debris moved from the anterior to the posterior aspect of the canal during head rotations.


2021 ◽  
pp. 000348942110072
Author(s):  
Olivia A. Kalmanson ◽  
Davis M. Aasen ◽  
Samuel P. Gubbels ◽  
Carol A. Foster

Objective: To describe a case of benign paroxysmal positional vertigo (BPPV) resulting in reversible horizontal semicircular canalith jam successfully treated with horizontal canal occlusion. A brief literature review of similar cases was performed. Methods: Case report and literature review. Results: A 68-year-old female presented with apogeotropic positional nystagmus, attributed to reversible horizontal canalith jam mimicking cupulolithiasis that was refractory to tailored repositioning maneuvers across months. She was unable to work due to the severity of her symptoms. She underwent surgical occlusion of the affected canal with immediate resolution of her symptoms. A literature review revealed similar cases of canalith jam mimicking cupulolithiasis. Conclusions: Reversible canalith jam, in which particles moving with horizontal head position alternate between obstructing the semicircular canal and resting on the cupula, can mimic signs of cupulolithiasis. This variant of BPPV can be effectively managed with surgical canal occlusion should symptoms fail to resolve after tailored repositioning maneuvers.


Author(s):  
Ajay Kumar Vats

Abstract Introduction This article aims to study the clinical spectrum of 20 consecutive patients diagnosed with horizontal semicircular canal benign paroxysmal positional vertigo (HSC-BPPV) attending an otoneurology center in Udaipur, Rajasthan, India, over a period of 11 months and their response to appropriate repositioning maneuvers evaluated at short-term follow-up of 1 hour and 24 hours. Study Design This is a nonrandomized prospective interventional study. Materials and Methods Twenty patients with unilateral HSC-BPPV were treated with a session of an appropriate repositioning maneuver (Gufoni maneuver or barbecue roll maneuver for the geotropic variant of HSC-BPPV [geo-HSC-BPPV]; Appiani maneuver or barbecue roll maneuver or head-shaking maneuver for the apogeotropic variant of the HSC-BPPV [apo-HSC-BPPV]). Patients were followed up twice (at 1 hour and 24 hours) and audited by a supine roll test with questioning for the absence or presence of concomitant vertigo. Results At the 1-hour follow-up, 78.57% (11/14) patients of geo-HSC-BPPV treated with Gufoni maneuver recovered, and 66.67% (4/6) patients of apo-HSC-BPPV treated with some form of physical therapy recovered. The recovery was maintained at 24 hours’ follow-up in both groups. Conclusion To the best of the author’s knowledge, no such study on patients of HSC-BPPV has been reported from India hitherto. Gufoni maneuver is an effective and safe treatment for the geo-HSC-BPPV with a recovery rate of 78.57% (11/14) at a short-term follow-up. The physical therapy for the apo-HSC-BPPV must be tailored according to the purported site of pathology which cannot be precisely predetermined most of the times.


2019 ◽  
Vol 2 (02) ◽  
pp. 85-88
Author(s):  
Ajay Kumar Vats

Abstract Introduction The diagnosis of benign paroxysmal positional vertigo (BPPV) is largely dependent on elicitation of positioning nystagmus on the diagnostic positional tests, namely Dix-Hallpike and supine roll tests (DHT and SRT, respectively), in patients complaining of vertigo, which occurs when patient’s head moves relative to the gravity. The pattern of elicited positioning nystagmus localizes as well as lateralizes the diseased canal, and the therapeutic positioning maneuver is accordingly undertaken. Objective The diagnostic positional tests, at times fail to elicit positional nystagmus, leaving clinician in a state of dilemma, when examining a patient who is currently experiencing paroxysms of vertigo triggered by positional change. In two patients with history consistent with BPPV but with negative positional tests initially, head shaking for 10 seconds in the yaw axis was done, and Dix-Hallpike and supine roll tests were repeated. The aim of head shaking for 10 seconds was to unveil positional nystagmus, to precisely localize and lateralize the diseased semicircular canal. Results and Discussion In the two cases of horizontal semicircular canal BPPV (HSC-BPPV) reported here, the DHT and/or SRT initially failed to elicit positional nystagmus but head shaking for 10 seconds in the left Dix–Hallpike position in case one and with the head anteflexed 30-degrees in the sitting position in the case two, unveiled horizontal positional nystagmus on ensuing SRT. The use of head-shaking in the yaw plane to unveil a horizontal positioning nystagmus in cases where a conventional positional test (DHT and SRT) has failed to elicit the PN, has not been reported in the literature hitherto. Conclusion After precise localization and lateralization of the diseased canal, both patients successfully underwent successful treatment with Gufoni maneuver. A verifying SRT done at 1 hour and/or at 24 hours follow-up was negative. In patients, who are currently experiencing paroxysms of vertigo triggered by the change of position of head relative to the gravity; head-shaking for few seconds just prior to the positioning test, can unveil positional nystagmus not elucidated with the conventionally performed positional tests.


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