A 77-year-old man is evaluated in the emergency department for a 3-day history of worsenin… — USMLE Step 3

A 77-year-old man is evaluated in the emergency department for a 3-day history of worsening cough, subjective fevers, and mild shortness of breath. His medical history includes hypertension, benign prostatic hyperplasia, and mild osteoarthritis.

Vital signs are temperature $38.0^{\circ}\text{C}$ ( $100.4^{\circ}\text{F}$ ), heart rate $88/\text{min}$ , blood pressure $130/80 \text{ mmHg}$ , respiratory rate $20/\text{min}$ , and oxygen saturation $95\%$ on room air. Physical examination reveals an alert and cooperative patient. Lung auscultation reveals crackles in the left lower lung field.

Laboratory results:
Leukocytes: $11,200/\text{mm}^3$
Blood urea nitrogen: $18 \text{ mg/dL}$
Creatinine: $1.0 \text{ mg/dL}$

A chest radiograph demonstrates patchy consolidation in the left lower lobe. He is diagnosed with community-acquired pneumonia. A calculated Pneumonia Severity Index (PSI) places him in Risk Class II, and his CURB-65 score is $1$ (for age $\geq 65$ ).

During the evaluation, the patient attempts to ambulate to the bathroom but requires the assistance of two nurses due to profound generalized weakness and unsteadiness. He states he has barely eaten or consumed fluids for 3 days because he has been too weak to get out of bed. He lives alone in a second-floor apartment, and his only child lives in another country.

Which of the following is the most appropriate disposition for this patient?

Admit to the general medical floorCevap
B
Admit to the intensive care unit
C
Discharge home with a prescription for oral antibiotics
D
Discharge home with home health services
E
Transfer directly to a skilled nursing facility

Cevap

The most appropriate disposition is admission to the general medical floor.

Although objective risk stratification tools (PSI, CURB-65) suggest this patient is at a low medical risk for mortality from community-acquired pneumonia, his profound functional decline and lack of social support mandate admission to the general medical floor. Clinical guidelines emphasize that severity scores must be supplemented by a comprehensive assessment of the patient's ability to safely maintain oral intake, adhere to medication, and perform basic activities of daily living. A 'social admission' or admission for failure to thrive secondary to acute infection is appropriate and necessary to ensure patient safety, provide physical therapy, and arrange comprehensive case management.

Adım Adım Çözüm

Evaluate the severity of the patient's acute illness using objective clinical scores.

The PSI (Class II) and CURB-65 (score of 1) suggest a low risk of mortality, which traditionally points toward outpatient management.

Objective risk stratification is the first step in clinical pneumonia management guidelines.

Assess the patient's functional status, ability to perform activities of daily living (ADLs), and home environment.

The patient requires two-person assist for basic mobility, has poor oral intake, and lives alone without immediate support.

Medical stability must be contextualized with the patient's physical ability to safely recover in their current environment.

Determine the appropriate care setting based on the combined medical and functional assessment.

Inpatient admission to the general medical floor is required.

An inability to safely maintain independent functioning or access adequate outpatient support overrides low-risk medical scores, making home discharge unsafe.

Anahtar Kavram

In older adults, severe acute functional decline, inability to perform activities of daily living, or lack of safe social support are independent indications for hospital admission, superseding low-risk objective medical severity scores.

Soru

Cevap

Adım Adım Çözüm

Anahtar Kavram

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