Cysticercosis history and symptoms: Difference between revisions

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====Parenchymal:====
====Parenchymal:====
Focal neurologic signs depend on the site, size and number of the lesions. It is described in up to 20% of cysticercosis patients. (20)
 
# Motor deficit (most common)
Many cases (up to 80%) can remain asymptomatic and discovered either in autopsies or accidentally during routine imaging. 19
# Sensory dysfunction
 
# Speech deficulties
*Seizures: Most common manifestation of parenchymal neuroccysticercosis.'''20'''Seizers can be focal, generalized or focal with secondary generalization. 
# Cerebellar ataxia
*Headache
*Nausea and vomiting
*Psychiatric disorders: has a wide variatoin from abnormal dysfunction and up to dementia (20)


====Extraparenchymal:====
====Extraparenchymal:====
<u>1. Ocular cysticercosis:</u>
<u>1. Ocular cysticercosis:</u>
* Decreased visual acuity.
 
* Depending on the site of infestation .. patient may present with uveitis, retinitis or endophthalmitis
Symptoms depend on the exact site of infestation in the eye. Retinal and subretinal infestaion have the worst prognosis and are the most difficult to treat.
 


<u>2. Extraparenchymal in the brain ventricles and subarachnoid space:</u>
<u>2. Extraparenchymal in the brain ventricles and subarachnoid space:</u>


Signs of increased intracranial pressure:
Cysticerci obstruct of the flow of the CSF and cause hydrocephalus. Symptoms usually result from increased intracranial pressure.


*Papilledema
*Headache
*Increased opening pressure of lumber puncture
*Nausea and vomiting
*In late stages, reflex bradycardia and decreased level of consciousness
*Decreased visual acuity
*Seizures




<u>3. Spinal cord cysticercosis:</u>
<u>3. Spinal cord cysticercosis:</u>


Depending on the site of compression, signs of spinal cord compression vary ..
It is very rare (1.5-3% of all the cases). (21)The resentaion depends on the site of the lesion.
 
*Paralysis of limbs below the level of compression
*Decreased sensation below the level of compression
*Lhermitte's sign (intermittent shooting electrical sensation)
*Hyperreflexia may be present.
*Babinski sign positive
 
===Extraneural cysticercosis:===
 
====Cutanuous:====
 
May be asymtomatic
Irritation and disfigurement by the nodules
 
====Muscular:====


Asymptoamtic
*Paraesthesia
Muscle aches and weakness
*radicular pain
*Muscular weakness due to LMN lesions


==References==
==References==

Revision as of 19:59, 14 April 2017

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

History and Symptoms

Presenting symptoms vary with according to the site of infestation:

Neurocysticercosis

Parenchymal:

Many cases (up to 80%) can remain asymptomatic and discovered either in autopsies or accidentally during routine imaging. 19

  • Seizures: Most common manifestation of parenchymal neuroccysticercosis.20Seizers can be focal, generalized or focal with secondary generalization.
  • Headache
  • Nausea and vomiting
  • Psychiatric disorders: has a wide variatoin from abnormal dysfunction and up to dementia (20)

Extraparenchymal:

1. Ocular cysticercosis:

Symptoms depend on the exact site of infestation in the eye. Retinal and subretinal infestaion have the worst prognosis and are the most difficult to treat.


2. Extraparenchymal in the brain ventricles and subarachnoid space:

Cysticerci obstruct of the flow of the CSF and cause hydrocephalus. Symptoms usually result from increased intracranial pressure.

  • Headache
  • Nausea and vomiting
  • Decreased visual acuity
  • Seizures


3. Spinal cord cysticercosis:

It is very rare (1.5-3% of all the cases). (21)The resentaion depends on the site of the lesion.

  • Paraesthesia
  • radicular pain
  • Muscular weakness due to LMN lesions

References


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