B-lines Score as Indicator for the Systemic Volumetric Load During TURP

Inclusion Criteria: * Age ≥ 60 years. * American Society of Anesthesiologists Classification (ASA ) I, II, and III. * Full conscious patients. Exclusion Criteria: * Patient refusal. * Who known allergic or hypersensitivity to any drug used in the study (local anesthesia). * Coagulopathy (history of bleeding disorders), or patients on anticoagulant drugs, with (platelets \<50,000 International Normalised Ratio( INR)\>1.5). * Patients have renal dysfunction patients with creatinine ≥ 2. * Patients have uncontrolled cardiac diseases (IHD, (congestive heart failure (CHF), pulmonary hypertension and valvular diseases). * Abdominal ascites. * Patients with local infection at the site of local anesthetic injection. * Failed spinal anesthesia. * Timing not exceed 90 min. * Any patient with lung ultrasound examination at T 0 ≥ 3 B-lines will be excluded from the study.