autologous bone marrow transplant - Nursing Case Study

Pathophysiology

• Primary mechanism: In an autologous bone marrow transplant, a patient's own healthy stem cells are collected and stored before administering high-dose chemotherapy or radiation to eliminate diseased or cancerous cells. This process eradicates harmful cells while preparing the body for the reintroduction of healthy stem cells.

• Secondary mechanism: After treatment, the previously collected stem cells are reinfused into the patient's bloodstream. These stem cells travel to the bone marrow, where they begin to produce new, healthy blood cells, effectively restoring the patient's bone marrow function and immune system.

• Key complication: A minor complication can be an increased risk of infection during the period when the bone marrow is depleted and before new blood cells are produced, as the patient's immune system is temporarily weakened.

Patient Profile

Demographics:

45-year-old male, accountant

History:

• Key past medical history: Diagnosed with early-stage non-Hodgkin's lymphoma

• Current medications: Levothyroxine 75 mcg daily, Loratadine 10 mg as needed

• Allergies: Penicillin

Current Presentation:

• Chief complaint: Scheduled autologous bone marrow transplant

• Key symptoms: Mild fatigue, occasional night sweats

• Vital signs: Blood pressure 120/80 mmHg, Heart rate 72 bpm, Respiratory rate 16 breaths per minute, Temperature 98.6°F, Oxygen saturation 98% on room air

Section 1

Initial Assessment Findings:

Upon admission for the scheduled autologous bone marrow transplant, the patient presents with stable vital signs and generally good health, considering the circumstances. The initial nursing assessment reveals the patient's skin is warm and dry, with no signs of rash or infection. Lung sounds are clear to auscultation, and the heart rhythm is regular without murmurs. The patient reports mild fatigue, which is consistent with his current treatment plan, and he experiences occasional night sweats. However, these symptoms are manageable and have not worsened since his last outpatient visit.

A comprehensive blood panel is drawn to evaluate the patient's current hematologic status before the high-dose chemotherapy. The complete blood count (CBC) shows slight anemia with a hemoglobin level of 11.5 g/dL and a mild decrease in white blood cells at 3,500 cells/µL, which is expected as part of the pre-treatment phase. Platelet levels are within normal limits at 150,000 cells/µL. Electrolyte levels, renal function tests, and liver function tests are all within normal ranges, indicating no immediate concerns for metabolic complications.

The nurse reviews and reinforces the infection prevention strategies with the patient, emphasizing the importance of hand hygiene and avoiding crowds during the post-transplant period. The patient is receptive and expresses understanding of the critical role these measures play in preventing infection due to the anticipated temporary immunosuppression. This assessment sets the stage for the upcoming transplant process, ensuring that the patient is adequately prepared and informed, thereby reducing anxiety and promoting cooperation with the care plan.

Section 2

Following the initial assessment and preparation, the patient undergoes high-dose chemotherapy as a precursor to the autologous bone marrow transplant. During this phase, the patient remains in stable condition, but a minor complication arises. The patient begins to experience mild oral mucositis, a common side effect of chemotherapy characterized by inflammation and ulceration of the mucous membranes in the mouth. The patient reports mild discomfort when eating and drinking, but is otherwise tolerating the treatment well. Vital signs remain stable with a temperature of 98.6°F, heart rate of 78 beats per minute, respiratory rate of 16 breaths per minute, and blood pressure of 120/78 mmHg. The nurse performs a focused assessment of the oral cavity, noting erythema and small ulcers on the buccal mucosa.

In response to this development, the nursing team implements interventions aimed at managing the oral mucositis and maintaining the patient's nutritional status. The patient is encouraged to maintain oral hygiene with saline mouth rinses every four hours and to avoid irritants such as alcohol-based mouthwashes. A soft diet is recommended to minimize discomfort during eating, and adequate fluid intake is encouraged to support hydration. The nurse educates the patient on the importance of reporting any increase in pain or difficulty swallowing, as early identification of worsening symptoms is crucial for timely intervention.

Lab results post-chemotherapy show a further decrease in white blood cells, with a count now at 2,800 cells/µL, while hemoglobin remains stable at 11.5 g/dL and platelets at 140,000 cells/µL. These changes are anticipated and monitored closely as the patient progresses toward the transplant. The patient's understanding and adherence to the care plan, combined with the proactive management of side effects, are key to minimizing discomfort and preventing further complications as the patient prepares for the next phase of treatment. The nursing team remains vigilant, ready to adapt the care plan as needed to ensure a smooth transition into the post-transplant recovery period.

Section 3

Response to Interventions

Over the next few days, the patient’s response to the interventions for oral mucositis is closely monitored by the nursing team. The patient adheres to the recommended saline mouth rinses and reports a noticeable decrease in oral discomfort. The erythema and small ulcers on the buccal mucosa show signs of gradual healing, indicating that the conservative management approach is effective. The patient's nutritional intake improves, as they are more comfortable consuming a soft diet. This helps maintain their energy levels and supports overall well-being during this critical treatment phase.

Vital signs remain stable with consistent readings: temperature at 98.4°F, heart rate at 76 beats per minute, respiratory rate at 16 breaths per minute, and blood pressure at 118/76 mmHg. Despite the anticipated drop in white blood cells, the patient continues to exhibit resilience, showing no signs of infection or additional complications at this stage. The nursing team encourages ongoing communication about any new or persisting symptoms, reinforcing the importance of early detection and prompt intervention to manage potential issues.

As the patient progresses toward the autologous bone marrow transplant, the focus shifts to preparing for the upcoming procedure. The nursing team reviews the pre-transplant protocol with the patient, ensuring comprehension and addressing any questions or concerns. This preparation includes reinforcing infection control measures, such as hand hygiene and limited exposure to potential pathogens, given the patient's immunocompromised status. The patient’s proactive engagement with the care plan and adherence to the interventions contribute positively to their readiness for the next phase of their treatment journey.

Section 4

As the patient continues to progress through the treatment plan, the nursing team conducts routine assessments to ensure the stability of their condition. During an initial assessment at the start of a new week, the patient presents with a mild, non-productive cough and reports feeling slightly fatigued. Vital signs remain largely stable, with a temperature of 98.6°F, heart rate at 78 beats per minute, respiratory rate at 18 breaths per minute, and blood pressure at 116/74 mmHg. However, a slight decrease in oxygen saturation is noted, reading at 94% on room air. These findings prompt the nursing team to conduct further evaluations to rule out potential respiratory issues, given the patient's immunocompromised state.

Subsequent diagnostic tests, including a chest X-ray and a complete blood count, are ordered to investigate the underlying cause of these new symptoms. The chest X-ray reveals no significant abnormalities, providing reassurance that there is no evident pneumonia or other acute pulmonary concerns. However, the complete blood count shows a notable decrease in white blood cell count, now standing at 1,500 cells/mm³, confirming the expected neutropenia associated with the patient's treatment regimen. The nursing team educates the patient on the importance of continued adherence to infection prevention measures and closely monitors for any further signs of infection or respiratory distress.

In response to these findings, the care plan is adjusted to include supplemental oxygen therapy to maintain adequate saturation levels and alleviate the mild hypoxemia. The patient is also encouraged to engage in light activities, such as short walks around their room, to combat fatigue while minimizing the risk of exposure to potential pathogens outside their immediate environment. The nursing team remains vigilant, scheduling more frequent check-ins to promptly identify any changes in the patient's condition. This proactive approach ensures that the patient remains on track for the upcoming autologous bone marrow transplant, with all team members committed to supporting their recovery and overall health.

Section 5

As the week progresses, the patient shows a positive response to the supplemental oxygen therapy, with oxygen saturation levels improving to 97% on room air, indicating effective management of the mild hypoxemia. The patient's non-productive cough remains stable, and there is no progression to more severe respiratory symptoms, suggesting that the current interventions are adequately supporting respiratory function. The patient reports feeling slightly more energetic, attributing this improvement to the light activities and short walks encouraged by the nursing team. These findings are reassuring, allowing the healthcare team to maintain focus on preparing the patient for the upcoming autologous bone marrow transplant.

However, a new minor complication arises as the patient begins to experience mild oral mucositis, a common side effect of the preparatory treatment regimen. The patient reports soreness in the mouth and slight difficulty eating solid foods. Upon examination, the nursing team observes small, red lesions in the patient's oral cavity but no signs of infection or significant ulceration. In response, the care plan is adjusted to include a soft diet and oral care regimen aimed at alleviating discomfort and preventing further mucosal irritation. The patient is educated on the importance of maintaining oral hygiene and is provided with a saline mouth rinse to soothe the affected area.

The nursing team continues to monitor the patient's condition closely, ensuring that these minor complications do not escalate into more serious issues. Frequent assessments are conducted to evaluate the effectiveness of the interventions and make any necessary adjustments. This careful management reinforces the importance of proactive care in supporting the patient's journey towards a successful autologous bone marrow transplant, with a focus on maintaining overall health and well-being despite the challenges of treatment.