33 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... causes of cardio-pulmonary ... symptoms + supporting ... in relation to ECG ... #EKG #Pulmonary
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs and Symptoms ... Anaphylaxis: when any egg ... Neurological Compromise (e.g ... Cardiac Compromise (e.g ... #Anaphylaxis #pathophysiology
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
• Indolent symptoms ... • Carbapenem (e.g ... Abscess #Diagnosis #Pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
chest infiltrate (e.g ... Inflammation (e.g ... procalcitonin) - Pulmonary ... symptoms (e.g., ... Diagram #Diagnosis #Pulmonolary
A wandering atrial pacemaker, (WAP), is an atrial arrhythmia that occurs when the natural cardiac pacemaker
wandering atrial pacemaker ... natural cardiac pacemaker ... identifiable on ECG ... rarely causes symptoms ... Clinical #MedStudent #EKG
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
stagnant hypoxia (e.g ... carrying capacity (e.g ... cannot use oxygen (e.g ... Hypoxemia #summary #pulmonary ... diagnosis #causes #pathophysiology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
excess secretion of hCG ... Signs/Symptoms: ... endocrinology #pathophysiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Noncardiogenic Pulmonary ... Framework NCPE Pathophysiology ... Noncardiogenic pulmonary ... because of excessive pulmonary ... level <100 pg/ml EKG
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
lipolysis Signs/Symptoms ... tissue expansion (e.g ... endocrinology #pathophysiology
Irritable Bowel Syndrome (IBS) - Pathophysiology, Diagnosis and Management Algorithm
Risk factors: Previous acute enteric infection, Female
Syndrome (IBS) - Pathophysiology ... somatic syndromes (e.g ... factors affecting symptom ... Bowel #Syndrome #Pathophysiology