What is responsible for acute myocardial infarction in combination with aplastic anemia? A case report and literature review

Table 1 Blood test results of the patient

Parameters	Result of first in hospital (2017)	Result of second in hospital (2021)	Reference range
Hemocyte profile
White blood cell	15.52 × 109/L	5.3 × 109/L	4-10 × 109/L
Hemoglobin	157 g/L	149 g/L	120-160 g/L
Platelet count	85 × 109/L	30 × 109/L	100-300 × 109/L
Neutrophil	12.98 × 109/L	3.31 × 109/L	2-7 × 109/L
Lymphocyte	1.49 × 109/L	1.53 × 109/L	0.8-4.0 × 109/L
Monocyte	1.03 × 109/L	0.37 × 109/L	0.12-0.8 × 109/L
Neutrophil%	83.5%	62.4%	50%-70%
Lymphocyte%	9.6%	28.9%	20%-40%
Eosinophil	0.01 × 109/L	0.08 × 109/L	0.05-0.50 × 109/L
Basophil	0.01 × 109/L	0.01 × 109/L	0.00-0.10 × 109/L
Mean corpuscular volume	108.6 fL	113.1 fL	80-100 fL
Mean corpuscular hemoglobin	36.5 pg	38.1 pg	27-34 pg
Platelet volume distribution width	17.4%	16.1%	15%-17%
Mean platelet volume	12.3 fL	10.1 fL	7-11 fL
Hypersensitive troponin Ia	1.76 ng/mL (0-0.04)	0.038 ng/mL (0.01-0.023)
Myoglobina	781.5 ng/mL (0-120)	48 ng/mL (23-112)
Blood urea nitrogen	5.67 mmol/L	5.67 mmol/L	3.2-7.1 mmol/L
Creatinine	91.91 umol/L	90.7 umol/L	58.0-110.0 umol/L
Thromboelastography
Inhibition rate of AA channel	50.4%	75.1%	≥ 50%, with aspirin
inhibition rate of ADP channel	25.9%	28.3%	≥ 30% with ADP inhibitor
Thrombophilia profile
Prothrombin time	10 s	10.5 s	9.4-12.5 s
Prothrombin activity	108%	111%	70%-140%
International normalized ratio	0.93	0.93	0.7-1.4
Fibrinogen	4.1 g/L	3.24 g/L	2.00-4.00 g/L
D-dimer	NK	1.16 ug/mL	0.00-0.50 ug/mL
Lipid profile
Total cholesterol	8.17 mmol/L	5.95 mmol/L	3-5.7 mmol/L
Triglycerides	2.91 mmol/L	2.36 mmol/L	< 1.7 mmol/L
HDL cholesterol	0.74 mmol/L	0.77 mmol/L	1.16-1.42 mmol/L
LDL cholesterol	6.82 mmol/L	4.14 mmol/L	< 4.3 mmol/L
Apolipoprotein A	0.64 g/L	0.88 g/L	0.264-1.362 g/L
Apolipoprotein B	2.81 g/L	1.36 g/L	1.05-1.75 g/L

^aSince the reference values change according to the internal standard of the technology; we included them in parentheses.