55 results
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Oxygen-Hemoglobin Dissociation ... Temperature Right ... Oxygen #Hemoglobin #Dissociation ... #Curve #pathophysiology ... #pulmonary #respiratory
Pathophysiology Of Constriction
Exaggerated Ventricular Interdependence:
 • Limited Cardiac Filling due to Fixed Volume → Septum Shifts
Pathophysiology ... - pericardial (pulmonary ... extra-pericardial pulmonary ... but constriction limits ... #pericarditis #pathophysiology
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Oxyhemoglobin Dissociation ... Hypophosphatæmia Right ... Oxyhemoglobin #Dissociation ... #Curve #Pathophysiology ... #Left #Right #Shift
Iron - Possible Routes of Administration and Fate in the Organism

#Iron #Absorption #Routes #Pathophysiology #pharmacology #Oral
Administration and Fate ... Absorption #Routes #Pathophysiology ... #pharmacology #
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
• Syphilis (light-near ... dissociation) ... • Pharmacologic ... • Botulism Pharmacologic
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
the pupillary light ... Retina, Macula Main Association ... Later (1959), Levitan ... with the swinging light
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Tricuspid stenosis, right ... atrial myxoma, pulmonary ... Atrioventricular dissociation ... Tricuspid stenosis, right ... pericarditis, severe right
Atrial Fibrillation Overview

Symptoms:
Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

1. Why?
Cardiac:
• Valvular heart disease
•
Palpitations, light-headedness ... Noncardiac: • Pulmonary ... Rate Control •
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... disorders - Chronic pulmonary ... fibrillation at a rate ... Infarction • Pulmonary ... Differential #Diagnosis #Pathophysiology
Dihydropyridine Calcium Channel Blockers

Mechanism of Action:  L-Type calcium channel blockade - Inhibits the influx of
: Angina (with rate ... raynauds phenomenon, pulmonary ... Blockers #CCB #pharmacology