In this task, you are given a sentence in the Spanish language. Your task is to translate the Spanish sentence into the English language.

Chico de 23 años de edad, que al realizar un salto jugando al baloncesto, cae sobre su extremidad inferior derecha con la rodilla en hiperextensión aplicando un giro brusco a su rodilla mientras que mantiene el pie fijo en el suelo. El paciente, percibe un chasquido y dolor agudo en su rodilla, no pudiendo continuar jugando. Nota sensación de inestabilidad al realizar el apoyo de dicha extremidad. En la exploración clínica se aprecia derrame articular intenso por lo que se practica artrocentosis que muestra importante hemartrosis aguda sin presencia de gotitas de grasa sobrenadando en el líquido extraído. La movilidad de la rodilla está libre y la maniobra de Lachman resulta positiva. ¿Cuál es la sospecha diagnóstica?
A 23-year-old boy, who makes a jump while playing basketball, falls on his right lower limb with his knee in hyperextension, applying a sharp turn to his knee while keeping his foot fixed on the ground. The patient, perceives a snap and sharp pain in his knee, unable to continue playing. Note feeling of instability when performing the support of said extremity. On clinical examination, intense articular effusion is seen, so arthrocentesis is performed, which shows an important acute hemarthrosis without the presence of droplets of fat supernatanting in the extracted fluid. The mobility of the knee is free and the Lachman maneuver is positive. What is the diagnostic suspicion?