08 February 2023
: Case report 
Cannabis-Associated Myocardial Infarction with Non-Obstructive Coronary Arteries in a Young Patient with Underlying Myocardial Bridge
Unusual clinical course, Challenging differential diagnosis, Management of emergency care
Mahlatse Mankgele
1ADEF*, Delisa Hlawe 1ADEF, Nqoba Tsabedze 1DEF
DOI: 10.12659/AJCR.938175
Am J Case Rep 2023; 24:e938175
Table 1. Blood and urine workup.
| Test | Result | Normal reference ranges |
|---|---|---|
| Full blood count | ||
| White cell count | 6.44 | 3.92–10.40×10/L |
| Hemoglobin | 15.1 | 13.4–17.5 g/dL |
| Mean cell volume | 79.9 | 83.1–101.6 L/L |
| Platelets | 272 | 171–388×10/L |
| Morphology | Unremarkable, no sickling | |
| Urea and electrolytes Na/K/Cl/CO2/Urea/Creatinine | 143/4.5/106/23/5.8/69 | In mmol/L |
| High sensitivity Troponin T (t12 >> 24 >> 48hrs) | 551 >> 453 >> 313 | Rule in ACS >100 ng/L |
| HIV | Negative | |
| C-reactive protein | 16 | <10 mg/L |
| Erythrocyte sedimentation rate | 6 | 0–10 mm/hr |
| Total cholesterol | 4.11 | <5 mmol/L |
| Triglycerides | 0.84 | <1.7 mmol/L |
| LDL-C | 2.76 | |
| HDL-C | 1.03 | >1 mmol/L |
| HbA1c | 6% | <6.5% |
| Ferritin | 134 | >15 ug/mL |
| ANA (extractable nuclear antibodies) | Negative | |
| Anti-double stranded DNA | Negative | |
| Anti-proteinase 3 antibody | Negative | |
| Anti-myeloperoxidase antibody | Negative | |
| Lupus anticoagulant | Negative (screen ratio 0.81) | <1.20 |
| Antithrombin III | 125 | 80–120 IU/dL |
| Protein C | 90 | 77–143 IU/dL |
| Protein S | 101 | 70–130 IU/dL |
| Treponema pallidum antibody | Non-reactive | |
| Urine cocaine & methamphetamines | Negative | |
| Urine tetrahydrocannabinol | Positive |