NR507 Week 6 Discussion Cirrhosis: Pathophysiology and Clinical Manifestations

• NR507 Week 6 Discussion 

Cirrhosis: Pathophysiology and Clinical Manifestations

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The end product of cirrhosis is the chronic damage of the liver that leads to the replacement of normal hepatocyte cells with fibrotic tissue and regenerative nodules. Rakesh Kumar Jagdish et al. (2023) state that the remodelling leads to a deterioration of the normal liver architecture and vascularity, and this is the gist of what causes portal hypertension (elevated pressure in the portal venous system).

In the case of Bayani, the presence of pain in the abdomen, as well as the introduction of a soft and non-distended abdomen, may initially appear unusual; however, early progression of cirrhosis does not always lead to a highly distended abdomen. Much less dramatically, an early onset of hepatic encephalopathy, which is one complication of cirrhosis, can explain the neuropsychiatric change (mild confusion) described by his wife: the lower capacity of the liver to clear toxins (e.g., ammonia) affects the functioning of the brain.

Besides, although the urinary tract infection may be evidenced by the urinary urgency, thirst, and turbid urine that Bayani presents, these symptoms may also be caused by hormones and kidney adaptation in response to cirrhosis. The pathophysiologic activity of portal hypertension normally causes neurohumoral pathways (e.g., the renin-angiotensin-aldosterone system), which may lead to the retention of fluids and changes in renal perfusion. Such generalized effects, at times, may indirectly affect the functioning of the kidney and sometimes even replicate or even co-exist with other conditions of the urinary tract.

Analysis of Clinical Manifestations

Even though the clinical picture of Bayani contains evidence that can also be used to suggest that he is infected with something in the urinary tract, the entirety of his manifestations, particularly his slight confusion following the chronic liver insult, indicates a risk of cirrhotic changes. Liver dysfunction in cirrhosis is one of the factors of systemic inflammation and poor detoxification; even a slight change in the state of consciousness is a major factor. In this way, even though not all of his findings are classical signs of cirrhosis, they are suggestive of the consideration of this diagnosis in association with other risk factors and clinical manifestations.

Diagnostic Evaluation

The integrated lab and imaging tests would be suitable to investigate a potential diagnosis of cirrhosis. Lab work may include:

• Liver function tests (LFTs): Blood tests AST and ALT are elevated, bilirubin is elevated, and the prothrombin time is prolonged.
• Complete blood count (CBC): The low number of platelets is indicative of hypersplenism, a common comorbidity of portal hypertension.
• Serum ammonia: To confirm hepatic encephalopathy, a high level may be adopted.
• Abdominal ultrasound: This can present surface nodularity of the liver, splenomegaly, and portal hypertension.
• Elastography (e.g., transient elastography or magnetic resonance elastography): These are noninvasive methods that help measure liver stiffness that is linked with the degree of fibrosis.

A liver biopsy remains the most valued method of confirming histological alterations in cases of high suspicion of cirrhosis (Lee, 2023). Nevertheless, it is typically used in cases when noninvasive tests are either inconclusive or fibrosis staging must be done to manage the situation.

Integration of Evidence

Recent studies underline the importance of the immune and vascular changes in cirrhosis, and knowledge of them can help design specific treatments. Considering the example of Rakesh Kumar Jagdish et al. (2023), which offers a further review of the role of changing hepatic microcirculation and systemic hemodynamics in the development of portal hypertension and its complications, leading to the understanding of subtle clinical findings in Bayani. Just like better noninvasive imaging has enhanced staged fibrosis in our hands, it is also beneficial in the method of selection of elastography during the diagnostic process.