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Myocarditis II: Clinical Features and Diagnostic Tests

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Myocarditis is an inflammation of the heart muscle. The symptoms vary widely, encompassing asymptomatic presentations to severe, acute manifestations.Clinical PresentationAsymptomatic cases: In some instances, myocarditis may be asymptomatic, with the infection resolving without intervention. These cases often go undetected unless discovered incidentally through diagnostic imaging or tests conducted for other reasons.General Early Symptoms: Early symptoms of myocarditis are non-specific and can...
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Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...
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Myocarditis: Comprehensive Medical ManagementMyocarditis, the heart muscle inflammation, requires a comprehensive medical management strategy that addresses the underlying cause, provides supportive care, manages symptoms, and reduces cardiac workload.Infections and Autoimmune CausesAdminister appropriate antimicrobial therapy when an infectious agent causes myocarditis. For instance, penicillin treats infections caused by Group A Streptococcus. In cases where autoimmune processes are...
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Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...
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Differential diagnosis in acute inflammatory myelitis.

M Marrodan1, M A Hernandez1, A A Köhler1

  • 1Neurology Department, Fleni. Buenos Aires, Montañeses 2325, Buenos Aires (1428), Argentina.

Multiple Sclerosis and Related Disorders
|September 9, 2020
PubMed
Summary
This summary is machine-generated.

Diagnosing acute transverse myelitis (ATM) causes is challenging. Spinal cord and brain MRI, along with CSF and serum tests, help identify the etiology for timely treatment.

Keywords:
Acute transverse myelitisIdiopathic myelitisMultiple sclerosisMyelitisNeuromyelitis optica spectrum disorders

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Area of Science:

  • Neuroimmunology
  • Neurology
  • Diagnostic Medicine

Background:

  • Differentiating inflammatory causes of acute transverse myelitis (ATM) presents diagnostic challenges.
  • Accurate etiological diagnosis is crucial for targeted therapeutic interventions.

Purpose of the Study:

  • To identify clinical, imaging, and laboratory findings that best aid in confirming ATM etiology.
  • To enhance the diagnostic accuracy for various causes of acute transverse myelitis.

Main Methods:

  • Retrospective analysis of clinical history, MRI, CSF, and serum tests in 172 ATM patients.
  • Univariate and multivariate logistic regression analyses were employed to assess contributing factors.

Main Results:

  • Distinct patterns emerged for multiple sclerosis (MS), idiopathic myelitis (IM), systemic-antibody-associated myelitis (SAb-M), and neuromyelitis optica spectrum disorders (NMOSD).
  • Brain demyelinating lesions and oligoclonal bands (OCB) in CSF indicated MS risk.
  • Longitudinally extended (LE) spinal cord lesions and brain lesions were associated with NMOSD and ATM recurrence.

Conclusions:

  • Spinal cord and brain MRI findings, combined with CSF and serum tests, can clarify ATM etiology.
  • This integrated diagnostic approach facilitates earlier and more precise diagnoses, enabling specific therapies for uncertain cases.