10 August 2026
: Case report 
A 42-Year-Old Woman Presenting With Pheochromocytoma Multisystem Crisis Associated With Bilateral Pheochromocytomas Due to Multiple Endocrine Neoplasia Type 2A
Management of emergency care, Rare disease
Akira Umemura AEFG 1*, Ai Chida BCD 2, Shigenori Kan BCD 3, Saki Kuroda BCD 2, Eriko Yoshida BCD 2, Toshie Segawa BCD 2, Yutaka Hasegawa AF 2, Yoshihiko Takahashi AF 2, Yasushi Ishigaki
AEG 2, Ayaka Sato CD 4, Naoki Yanagawa CD 4, Akira Sasaki AEG 1
DOI: 10.12659/AJCR.953137
Am J Case Rep 2026; 27:e953137
Table 1 Laboratory data on arrival.
| Results | Results | ||
|---|---|---|---|
| Total protein (g/dL) | 5.9 | White blood cell (/μL) | 43800 |
| Albumin (g/dL) | 3.1 | Red blood cell (× 10/μL) | 530.0 |
| Sodium (mmol/L) | 143 | Hemoglobin (g/dL) | 13.7 |
| Potassium (mmol/L) | 3.5 | Platelet (× 10/μL) | 233 |
| Calcium (mg/dL) | 9.2 | ||
| Phosphorus (mg/dL) | 6.5 | Activated partial thromboplastin time (sec) | 71.1 |
| Blood urea nitrogen (mg/dL) | 30.1 | Prothrombin time (sec) | 16.8 |
| Creatinine (mg/dL) | 2.43 | Prothrombin time-international normalized ratio (no unit) | 1.43 |
| Uric acid (mg/dL) | 12.3 | Fibrinogen (mg/dL) | 218 |
| Aspartate aminotransferase (U/L) | 396 | Antithrombin III (%) | 47 |
| Alanine aminotransferase (U/L) | 347 | Fibrin degradation product (μg/mL) | 39.3 |
| Lactate dehydrogenase (U/L) | 942 | D-dimer (μg/mL) | 26.3 |
| Total Bilirubin (mg/dL) | 0.4 | ||
| Amylase (U/L) | 306 | pH | 7.18 |
| Creatine kinase (U/L) | 2116 | P (mm Hg) | 39 |
| N-terminal prohormone of brain natriuretic peptide (pg/mL) | 3225.0 | P (mm Hg) | 48 |
| Free thyroxine (ng/dL) | 0.62 | HCO (mmol/L) | −13.0 |
| Cortisol (μg/dL) | 40.7 | Base excess (mmol/L) | 15.6 |
| Epinephrine (pg/mL) | 140 353 | Glucose (mg/dL) | 60 |
| Norepinephrine (pg/mL) | 199 899 | Lactate (mmol/L) | 5.8 |
| Dopamine (pg/mL) | 4809 |