Spontaneous rupture of hepatocellular carcinoma (HCC) is a potentially life-threatening complication.Diagnosis may be difficult, particularly in the absence of known liver cirrhosis or tumor.A 20-year-old male patient presented with progressive abdominal pain and shock.His past medical history was uneventful.Anemia, acute renal failure, and abnorma
Malignant melanoma originates from Vinegars melanoma cells, which derive from the neuroectoderm of the ectodermal mucosa.The chameleonic presentation of malignant melanoma, its often asymptomatic nature, the rarity of the lesion, the grim prognosis, and the imperative for highly specialized treatment are critical factors that merit careful consider
Optical vortices (OVs), as eigenmodes of optical orbital angular momentum, have been widely used in particle micro-manipulation.Recently, perfect optical vortices (POVs), a subclass of OVs, are gaining increasing interest and becoming an indispensable tool in optical Vinegars trapping due to their unique property of topological charge-independent v
Flapping-foil thrusters arranged at the bow of the ship are examined for the exploitation of energy from wave motions by direct conversion to useful propulsive power, offering at the same time dynamic stability and reduction of added wave resistance.In the present work, the system consisting of the ship and an actively controlled wing located in fr
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