6467 results
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... Inadequate tissue perfusion ... Shock #Shock #Pathophysiology ... #differential #diagnosis
Small Bowel Infarction - Pathogenesis and Clinical Findings

Thankfully, bowel infarction in general is the rarest cause
reduced blood perfusion ... arteries, reduced perfusion ... If perfusion to ... SmallBowel #Infarction #pathophysiology ... #diagnosis
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
becomes pale from perfusion ... • Decreased perfusion ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis
Pulse Oximetry Summary
Pulse oximetry is the non-invasive continuous measurement of the oxygen saturation of hemoglobin. It
after a pause) Perfusion ... #critcalcare #pathophysiology ... #diagnosis
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
pulmonary embolism Pathophysiology ... regurgitation) Diagnosis ... • Ventilation-perfusion ... defects • Confirm diagnosis ... Thromboendarterectomy #diagnosis
Compartment Syndrome Pearls
A vicious cycle of increased pressure within a facial compartment leading to compression of
Pathophysiology: ... Tissue pressure >> perfusion ... Tubular necrosis Diagnosis ... NOT exclude the diagnosis ... #management #pathophysiology
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
anemia (MAHA) Pathophysiology ... activation, ↓ perfusion ... Biopsy to confirm diagnosis ... rheumatology #nephrology #diagnosis
Coronary Oxygen Balance 

Myocardial Oxygen Demand <-> Coronary Artery Blood Flow <-> Oxygen Availability

#cardiac #oxygen #pathophysiology
cardiac #oxygen #pathophysiology ... anesthesiology #coronary #perfusion
Brain Vascular Perfusion and Infarct Territories 

By Dr. Eelco FM Wijdicks @EWijdicks

#Brain #Vascular #Perfusion #Infarct #Territories
Brain Vascular Perfusion ... Brain #Vascular #Perfusion ... #Localization #diagnosis
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
• Secondary effusion ... joint with MRI effusion ... Patellofemoral #Syndrome #pathophysiology ... #diagnosis #signs