Age: 27.0
Sex: F
Vaccine: COVID19-2, UNK
Symptoms: Red blood cell count decreased, Red blood cell nucleated morphology, Red cell distribution width normal, Syncope, White blood cell count increased
Clinical narrative: headache; rigors; fever; felt very nauseated; fatigue; collapsed on the hardwood floor; heart palpitations; muscles twitching; I was stiff; dizziness; This spontaneous case was reported by a patient and describes the occurrence of FALL (collapsed on the hardwood floor), PALPITATIONS (heart palpitations ), MUSCLE TWITCHING (muscles twitching), MUSCULOSKELETAL STIFFNESS (I was stiff) and DIZZINESS (dizziness) in a 27-year-old female patient who received mRNA-1273.815 (SPIKEVAX 2023-2024) (batch no. 646500438935) for COVID-19 prophylaxis. The occurrence of additional non-serious events is detailed below.     Concomitant products included PARACETAMOL (TYLENOL) for Fever, ONDANSETRON (ZOFRAN MELT) from 03-Oct-2023 to an unknown date for an unknown indication.    On 02-Oct-2023, the patient received dose of mRNA-1273.815 (SPIKEVAX 2023-2024) (Intramuscular use) .5 milliliter. On 02-Oct-2023, the patient experienced FALL (collapsed on the hardwood floor), PALPITATIONS (heart palpitations ), MUSCLE TWITCHING (muscles twitching), MUSCULOSKELETAL STIFFNESS (I was stiff), DIZZINESS (dizziness), CHILLS (rigors), PYREXIA (fever), NAUSEA (felt very nauseated) and FATIGUE (fatigue). On 02-Oct-2023 at 6:00 AM, the patient experienced HEADACHE (headache). At the time of the report, FALL (collapsed on the hardwood floor), PALPITATIONS (heart palpitations ), MUSCLE TWITCHING (muscles twitching), DIZZINESS (dizziness), HEADACHE (headache), CHILLS (rigors), PYREXIA (fever), NAUSEA (felt very nauseated) and FATIGUE (fatigue) had not resolved and MUSCULOSKELETAL STIFFNESS (I was stiff) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 03-Oct-2023, Alanine aminotransferase (0-35): 29 IU/L. On 03-Oct-2023, Anion gap (9-18): 10 mmol/L. On 03-Oct-2023, Aspartate aminotransferase (0-35): 34 IU/L. On 03-Oct-2023, Basophil count (0.00-0.20): 0.03 x10*3/uL and 0.3 %. On 03-Oct-2023, Blood albumin (3.5-5.2 g/dL): 4.3 g/dL. On 03-Oct-2023, Blood alkaline phosphatase (35-104): 39 IU/L. On 03-Oct-2023, Blood bicarbonate (21-29): 26 mmol/L. On 03-Oct-2023, Blood bilirubin (0.2-1.0 mg/dl): 0.4 mg/dl. On 03-Oct-2023, Blood calcium (8.6-10.4 mg/dl): 8.8 mg/dl. On 03-Oct-2023, Blood chloride (98-112): 104 mmol/L. On 03-Oct-2023, Blood creatinine (0.50-1.10 mg/dl): 0.79 mg/dl. On 03-Oct-2023, Blood glucose (70-99 mg/dl): 98 mg/dl. On 03-Oct-2023, Blood potassium (3.4-5.0): 4.0 mmol/L. On 03-Oct-2023, Blood pressure measurement: 110/something. On 03-Oct-2023, Blood sodium (134-146): 140 mmol/L. On 03-Oct-2023, Blood urea (8-20 mg/dl): 18 mg/dl. On 03-Oct-2023, Electrocardiogram: right axis shift. On 03-Oct-2023, Electrocardiogram PR prolongation: 150 ms. On 03-Oct-2023, Electrocardiogram QT interval: 370/469 ms. On 03-Oct-2023, Eosinophil count (0.00-0.50): 0.04 x10*3/uL and 0.4 %. On 03-Oct-2023, Glomerular filtration rate (>=60-Unknown): >90 mL/min/1.73 m2. On 03-Oct-2023, Haematocrit (37.0-47.0 %): 36.9 %. On 03-Oct-2023, Haemoglobin (12.0-16.0 g g/dL): 12.5 g/dL. On 03-Oct-2023, Heart rate: 126. On 03-Oct-2023, Immature granulocyte count (0.00-0.05): 0.04 x10*3/uL and 0.4 %. On 03-Oct-2023, Lymphocyte count (1.00-4.00): 1.24 x10*3/uL and 10.9 %. On 03-Oct-2023, Mean cell haemoglobin (27.0-33.0 picogram): 30.9 picogram. On 03-Oct-2023, Mean cell haemoglobin concentration (32.0-37.0 g/dL): 33.9 g/dL. On 03-Oct-2023, Mean cell volume (80.0-100.0 fL): 91.1 fL. On 03-Oct-2023, Mean platelet volume (7.4-11 fL): 10.3 fL. On 03-Oct-2023, Monocyte count (0.00-0.90): 0.54 x10*3/uL, 4.7 % and 9.50 x10*3/uL. On 03-Oct-2023, Neutrophil count (35.0-80.0 %): 83.3 %. On 03-Oct-2023, Nucleated red cells (0.00-0.01): 0.00 x10*3/uL and 0.0 %WBC. On 03-Oct-2023, Platelet count (140-400): 223 x10*3/uL. On 03-Oct-2023, Pregnancy test urine: Negative. On 03-Oct-2023, Protein total (6.0-8.0 g/dL): 6.5 g/dL. On 03-Oct-2023, QRS axis: 82 ms. On 03-Oct-2023, Red blood cell count (4.20-5.40): 4.05 x10*6/uL. On 03-Oct-2023, Red cell distribution width (11.0-16.0 %): 12.9 %. On 03-Oct-2023, White blood cell count (4.00-10.80): 11.39 x10*3/uL.     The action taken with mRNA-1273.815 (SPIKEVAX 2023-2024) (Intramuscular use) was unknown.   For mRNA-1273.815 (SPIKEVAX 2023-2024) (Intramuscular use), the reporter did not provide any causality assessments.   It was unknown if the patient experienced any additional symptoms/events. The lab was reported as Vent.rate 97 BPM and PRT axes * 95. No treatment medications were provided.