TABLE 1. Peer-reviewed case reports of LN2 exposure and/or consumption (cont.) Case # 7 8 9 298 Setting & Location N/A - United Sates N/A - Asia Subject's home - Asia Case Type Ingestion Ingestion Ingestion Sex & Age (Years) Male - 19 Male - 17 Male - 25 Food Protection Trends May/June Details of Incident Clinical Manifestation * Abdominal pain * Distended abdomen Subject knowingly ingested * Mild respiratory difficulty an unknown amount of * White blood cell count: 16,500/ μL LN2 after being dared to do * Mild erythema (tongue and oropharynx) so by friends. * Massive pneumoperitoneum * No perforation Reference (39) Subject drank about 30 mL of orange juice mixed with LN2. * Severe abdominal pain * Distended abdomen * Slightly elevated white blood cell count * Pneumoperitoneum * Pneumomediastinum * 3 cm perforation (lesser curvature of stomach) (41) Subject ingested a beverage containing LN2 prepared at home. * Abdominal pain * Distended abdomen * Breathing difficulty * Respiratory rate: > 40 breaths/min * Heart rate: > 130 beats/min * O2 saturation: < 95% * Tachycardia * Severe pneumoperitoneum * Severe pneumomediastinum * Subcutaneous emphysema (facial, neck and back regions) * Bilateral pneumothorax * Bilateral pleural effusion * 6 cm perforation (lesser curvature of stomach) (43)