Acute illnes
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Summary
4 papers analyzed
These studies suggest that acute illness can manifest through various mechanisms, including the transformation of acute pain to chronic pain, acute symptoms of chronic diseases, specific syndromes like ACNES, and conditions like acute kidney injury.
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Understanding Acute Illness: Key Insights from Recent Research
Transition from Acute to Chronic Pain
Pathophysiological Steps in Pain Transition
The transition from acute to chronic pain involves distinct pathophysiological and histopathological steps. Initially, various stimuli trigger nociceptive responses, which are processed by receptors and endogenous defense mechanisms in the periphery. These mechanisms include chemical, mechanical, and thermal receptors, as well as leucocytes and macrophages, which determine the intensity, location, and duration of pain.
Central and Peripheral Sensitization
Persistent and intense pain can activate secondary mechanisms both at the periphery and within the central nervous system. This activation leads to conditions such as allodynia, hyperalgesia, and hyperpathia, which can impair normal functioning. Key players in this process include cyclo-oxygenase-2, interleukin-1β, N-methyl-D-aspartic acid channels, and microglia, which alter neuronal cytoarchitecture and contribute to the chronic pain state.
Acute Manifestations of Chronic Disease
Overlooking Chronic Elements
In clinical practice, there is often a tendency to focus solely on the acute elements of a patient's condition, potentially overlooking the underlying chronic disease. This oversight can lead to mismanagement of the patient's overall health. For instance, a middle-aged woman presenting with acute abdominal pain was initially treated for appendicitis, but the chronic nature of her condition was not immediately recognized.
Importance of Comprehensive Assessment
A comprehensive assessment that considers both acute symptoms and underlying chronic conditions is crucial. This approach ensures that the full scope of the patient's health is addressed, potentially improving outcomes and preventing the exacerbation of chronic diseases.
Acute Abdominal Pain and ACNES
Incidence of ACNES in Emergency Departments
Anterior cutaneous nerve entrapment syndrome (ACNES) is a notable cause of chronic abdominal pain that often presents acutely. In a study conducted at a Dutch teaching hospital, it was found that approximately 2% of patients presenting with acute abdominal pain in the emergency department (ED) were diagnosed with ACNES. This highlights the importance of considering ACNES in patients with abdominal pain, especially when laboratory and imaging tests are normal.
Diagnostic Considerations
ED physicians should be aware of ACNES as a potential diagnosis for abdominal pain. Proper identification and management of ACNES can prevent unnecessary treatments and improve patient outcomes.
Acute Kidney Injury (AKI)
Definition and Incidence
Acute kidney injury (AKI) is characterized by a rapid increase in serum creatinine, a decrease in urine output, or both. AKI occurs in approximately 10-15% of hospitalized patients and in more than 50% of patients in intensive care units.
Diverse Syndromes and Management
AKI is not a single disease but a collection of syndromes, including sepsis, cardiorenal syndrome, and urinary tract obstruction. The management of AKI depends on the clinical context and available resources. Recent advancements in biomarkers for kidney injury or stress have improved risk assessment and may guide therapy.
Conclusion
Acute illnesses, whether they transition into chronic conditions or manifest as acute episodes of chronic diseases, require careful and comprehensive assessment. Understanding the underlying mechanisms and considering a broad differential diagnosis can significantly improve patient outcomes. This approach is particularly important in conditions like chronic pain, ACNES, and AKI, where early and accurate diagnosis can prevent long-term complications.
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