1244 results
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
Supraglottic): • Extraluminal ... fold motion • Extraluminal ... , aneurysm • Intraluminal ... ) Stridor: • Extraluminal ... • Compression: Extraluminal
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
Causes of Urinary Tract Obstruction - Differential Diagnosis Algorithm
Upper Tract - Bladder NOT distended on ultrasound,
Urinary Tract Obstruction ... • Cysteine - Extraluminal ... Ureteropelvic junction obstruction ... Urethral valves #Obstruction
Obstructive Lung Diseases - Pathophysiology

 • Chronic Bronchitis
 • Emphysema
 • Asthma
 • Bronchitis

Sarah Lyon @sarahthelyon

#Obstructive
Obstructive Lung ... Diseases - Pathophysiology ... sarahthelyon #Obstructive ... Lung #Diseases #Pathophysiology
Algorithm for the Evaluation of Dysphagia:Oropharyngeal:
- Characterized by difficulty initiating swallowing and accompanied by choking/coughing, nasopharyngeal
Neuromuscular #Anatomic #Intraluminal ... #Extraluminal #
Causes of Intestinal Obstruction - Differential Diagnosis
Lesions Extrinsic to the Intestinal Wall:
 • Adhesions: Postoperative, Congenital,
of Intestinal Obstruction ... Ischemic stricture • Intraluminal ... /obturator obstruction ... #Intestinal #Obstruction
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... Obstructive Shock ... #Shock #Pathophysiology
Non-Cirrhotic Portal Fibrosis (NCPF) vs Extra-Hepatic Portal Vein Obstruction (EHPVO)

By Sharanya Kaushik @sharanyakaushik and Vallabh Shet
Extra-Hepatic Portal Vein Obstruction ... #NCPF #EHPVO #pathophysiology
Non-Infective Endocarditis - Pathophysiology
Non-infective Endocarditis Pathophysiology:
 • Valves usually undamaged - Etiology poorly understood but thought
Endocarditis - Pathophysiology ... Non-infective Endocarditis Pathophysiology ... state → Valve destruction ... bacteria → Valve destruction ... NBTE #Marantic #pathophysiology
Shock - Findings, Signs and Symptoms by Classification
 - Hypovolemic (Intravascular volume depletion)
 - Distributive (Vasodilation)
contractility) - Obstructive ... (Mechanical obstruction