Hypercapnic cerebral edema presenting in a woman with asthma: a case report

Table 1 Serial data regarding ABGs, ventilator settings, and changes made after ABGs were obtained for the duration of mechanical ventilation, including the initial pre-intubation ABG^a

		Time
	Day 1					Day 2
	03:00	06:43	08:52	10:56	12:54	16:34
pH	7.22	7.23	7.41	7.70	7.64	7.42
pCO₂	85	89	59	29	36	52
pO₂	109	82	67	84	75	115
HCO₃ ^-	33	40	40	36	39	35
RR	12	12	18	21	16	20
V _t	600	600	500	500	Varied	Varied
F_iO₂	50	50	50	50	40	40
Change made after ABG	Pre-intubation initial CT scan	RR increased to 22 breaths/minute	No change	Spontaneous breathing observed	Follow-up CT scan performed	Extubation

^aABG, arterial blood gas; pCO₂, partial pressure of carbon dioxide; pO₂, partial pressure of oxygen; HCO₃ ^-, bicarbonate; RR, respiratory rate; V _t,; F_iO₂, fraction of inspired oxygen; CT, computed tomography.

ISSN: 1752-1947