Dyspnea - Acute pulmonary embolism (PE)

Dyspnea - Heart failure, preserved ejection fraction (HFpEF)

Dyspnea - Asthma

Back pain - Non-Specific Low Back Pain

Dyspnea - Acute Respiratory Distress Syndrome (ARDS)

Dyspnea - Pleural Effusion

Chest pain - Spontaneous Pneumothorax

Back pain - Spinal Infection

Back Pain - Spinal Metastasis