Parasitic Infection of the Central Nervous System

2008 ◽  
pp. 213-219
Author(s):  
Martin Furr
2021 ◽  
pp. 44-45
Author(s):  
Piyush Modi ◽  
Rajeev Kumar Singh ◽  
K.S Shahi ◽  
Prateek Shakya

Neurocysticercosis is the most common parasitic infection of the central nervous system worldwide. However , cysticercosis affecting the spine is considered extremely rare. We report one case of spinal cysticercosis with review of literature.


2013 ◽  
Vol 2013 ◽  
pp. 1-4 ◽  
Author(s):  
Sarbjeet Singh ◽  
V. Sreenivasan ◽  
Kanika Garg ◽  
Nikhel Dev Wazir ◽  
Jaspal Singh Rajput ◽  
...  

Cysticercosis is a parasitic infection caused by the larval stages of the parasitic cestode,Taenia solium. It is a common disease in developing countries where it is also endemic. The central nervous system (CNS) is the most important primary site of infection and the disease can present with solitary or multiple space occupying lesions. Cases of cysticercosis presenting as isolated muscle mass (pseudotumours) without involvement of the CNS have also been recently described in the literature. We present two cases who presented to us with pain, swelling, and tenderness involving the temporalis muscle along with trismus. Ultrasonography and MRI findings were suggestive of cysticercosis involving the temporalis muscle which resolved after the albendazole therapy.


2016 ◽  
Vol 36 (01) ◽  
pp. 66-70
Author(s):  
Paulo Mesquita Filho ◽  
Nério Azambuja Junior ◽  
José Vanzin ◽  
Rafael Annes ◽  
Daniel Varela ◽  
...  

Neurocysticercosis is the most common parasitic infection affecting the central nervous system, usually involving the brain parenchyma, intracranial subarachnoid space, or ventricular system. In rare cases, there is involvement of the spine (vertebral, epidural, subdural, arachnoid, or intramedullary). Even in endemic regions, this variant is rare, with an incidence below 5% of all patients. The diagnosis is made based on the symptoms, which can be very unspecific, imaging and CSF analysis, with biopsy as a possibility. Treatment is usually curative, but important deficits can develop, due to compression of the spinal cord or nerve roots, arachnoiditis, or meningitis. We present the case of a patient who developed this entity, with poor clinical scenario, and review the literature on the topic.


2002 ◽  
Vol 12 (6) ◽  
pp. 1-4 ◽  
Author(s):  
Jason P. Sheehan ◽  
Jonas Sheehan ◽  
M. Beatriz Lopes ◽  
John A. Jane

Cysticercosis is the most common parasitic infection of the central nervous system. It infrequently affects the spine, but when it does, it can present with symptoms similar to other more common spinal diseases. The authors present a case of isolated intramedullary cysticercosis of the cervical spine and review the literature.


2021 ◽  
Vol 07 (04) ◽  
pp. e327-e336
Author(s):  
Anil Dhar ◽  
Sanjeev Dua ◽  
Hershdeep Singh

AbstractNeurocysticercosis (NCC) is the most common parasitic infection of the central nervous system. Spinal cysticercosis is a rather rare clinical occurrence. Intramedullary (IM) spinal NCC is rarer still. Furthermore, cases of IM-NCC at lumbar levels are few and far between. We present a case of a 35-year-old male patient who was diagnosed to have IM-NCC at L2-3 level and was managed surgically with no recurrence at 2 years of follow-up. A systematic literature review (1992–2020) highlights it to be only the third case reported with exclusive lumbar involvement


2004 ◽  
Vol 37 (2) ◽  
pp. 169-174 ◽  
Author(s):  
Sandra F. Moreira-Silva ◽  
Murilo G. Rodrigues ◽  
João L. Pimenta ◽  
Camila P. Gomes ◽  
Larissa H. Freire ◽  
...  

Clinical involvement of the nervous system in visceral larva migrans due to Toxocara is rare, although in experimental animals the larvae frequently migrate to the brain. A review of the literature from the early 50's to date found 29 cases of brain involvement in toxocariasis. In 20 cases, various clinical and laboratory manifestations of eosinophilic meningitis, encephalitis, myelitis or radiculopathy were reported. We report two children with neurological manifestations, in which there was cerebrospinal fluid pleocytosis with marked eosinophilia and a positive serology for Toxocara both in serum and CSF. Serology for Schistosoma mansoni, Cysticercus cellulosae, Toxoplasma and cytomegalovirus were negative in CSF, that was sterile in both cases. Improvement of signs and symptoms after specific treatment (albendazole or thiabendazole) was observed in the two cases. A summary of data described in the 25 cases previously reported is presented and we conclude that in cases of encephalitis and myelitis with cerebrospinal fluid pleocytosis and eosinophilia, parasitic infection of the central nervous system should be suspected and serology should be performed to establish the correct diagnosis and treatment.


Parasitology ◽  
1992 ◽  
Vol 104 (2) ◽  
pp. 309-314 ◽  
Author(s):  
H. D. F. H. Schallig ◽  
M. J. M. Sassen ◽  
M. De Jong-Brink

SUMMARYInfection with digenetic trematodes causes an inhibition or complete cessation of fecundity in their intermediate hosts, freshwater snails. It has been demonstrated in the host–parasite combination Lymnaea stagnalis–Trichobilharzia ocellata that the action of the female gonadotropic hormones upon their target organs is inhibited by the peptide schistosomin. Schistosomin is produced in the central nervous system of the snail and released upon parasitic infection. In order to study the in vitro release of schistosomin, a bioassay was developed. Central nervous systems were incubated with either an acetic acid or a methanolic extract of larval stages of Trichobilharzia ocellata (miracidia, mother sporocysts, cercariae). The incubation media were chromatographed using HPLC and released schistosomin (-like material) was tested for bioactivity in the calfluxin bioassay. The in vitro release of schistosomin was only induced with a methanolic extract of cercariae. The nature of the cercarial factor is discussed.


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