195 results
Dilated Abdominal Veins and Caput Medusae - Direction of Blood Flow

Vein Milking technique can be used
Normal veins: Umbilicus ... respecting the umbilical ... • IVC Obstruction ... • SVC Obstruction ... : - If obstruction
Obstructive Lung Diseases - Pathophysiology

 • Chronic Bronchitis
 • Emphysema
 • Asthma
 • Bronchitis

Sarah Lyon @sarahthelyon

#Obstructive
Obstructive Lung ... Diseases - Pathophysiology ... sarahthelyon #Obstructive ... Lung #Diseases #Pathophysiology ... #Pulmonary
Mechanical Bowel Obstruction and Ileus - Pathogenesis and Clinical Findings
Ileus: Functional bowel "blockage", no peristalsis
Mechanical Obstruction:
Mechanical Bowel Obstruction ... lumen Complete obstructions ... Incomplete obstructions ... ) #bowel #obstruction ... #sbo #ileus #pathophysiology
Clinical Signs of Pancreatic Cancer
Jaundice
Cachexia
Depression
Vomiting from duodenal obstruction
Lymphadenopathy
Palpable gallbladder (Courvoisier's sign)
Hepatomegaly (extrahepatic biliary obstruction/secondary deposits)
Scratch marks
from duodenal obstruction ... extrahepatic biliary obstruction ... Scratch marks (obstructive ... tumour spread to umbilicus ... via umbilical vein
Chronic SVC Stenosis with Caudal Blood Flow of Dilated Abdominal Veins

60 y/o hx of seizures &
site of venous obstruction ... and below the umbilicus ... AWAY from the umbilicus ... - SVC & IVC obstructions ... - IVC obstruction
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
valvulopathy • Pulmonary ... ventricular outflow obstruction ... • Pulmonary hypertension ... Dysautonomia Obstructive
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... extra-thoracic obstruction ... intra-thoracic obstruction ... flow • Fixed obstruction ... FlowVolume #Loops #pulmonary
Pathophysiology of Pulmonary Embolism
 - Effects of mechanical occlusion
 - Effects of chemical mediators
 - Hemodynamic
Pathophysiology ... of Pulmonary Embolism ... Resolution #Pathophysiology ... #Pulmonary #Embolism
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Classification of Pulmonary ... Pulmonary arterial ... hypoxia Chronic obstructive ... restrictive and obstructive ... Others: tumoral obstruction
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
- Myocarditis Obstructive ... (Mechanical obstruction ... flow) - Massive pulmonary