A 4-Week-Old Female Infant with Type 3 von Willebrand Disease Presenting with Nosebleeds and Uncontrolled Bleeding Following Surgical Frenectomy: A Clinical Case

26 May 2025 : Case report Poland

Rare disease

Aleksandra Zima

^{ABCDEF 1,2*}, Teresa Iwaniec

^{CDE 3,4}, Joanna Zdziarska

^{BDE 5}, Tomasz Sacha

^{CDE 3,4}, Zbigniew Żuber

^{ADE 2,6}

DOI: 10.12659/AJCR.946625

Am J Case Rep 2025; 26:e946625

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Table 1 Laboratory tests performed on day 28 of life.

Blood component	Result	Reference range
White blood cells	14.31×10/L	8.36–14.42×10/L
Red blood cells	3,43×10/L	3.32–4.80×10/L
Hemoglobin	11.7 g/dL	10.80–14.60 g/dL
Hematocrit	31.90%	32.00–44.50%
Mean corpuscular volume	93.00 fL	90.10–103.00 fL
Platelets	538.00×10/L	279.00–571.00×10/L
C-reactive protein	<5 mg/L	0.00–10.00 mg/L
Procalcitonin	0.07 ng/mL	<0.5 ng/mL
APTT		26.0–36.0 s
INR	1.11	0.90–1.20
Fibrinogen	2.3 g/L	1.8–3.5 g/L
APTT – activated partial thromboplastin time; INR – international normalized ratio.

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