13 results
Loss of Consciousness in Syncope - Differential Diagnosis Framework

Syncopal causes:
• Orthostatic syncope
• Reflex syncope
• Cardiac arrhythmia
•
- Differential ... Diagnosis Framework ... Syncopal causes ... • Reflex syncope ... Nonsyncopal causes
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... such as reflex ... (ruling out differential ... In many cases, syncope ... depends on the cause
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
Diagnosis: Syncope ... Orthostatic (4-24%) • Reflex ... cause (8-20%) ... • Unclear cause ... #differential #
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... Reflex Syncope ... bradycardia • Sinus pauses ... #Table #Causes
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Syncope - Differential ... Diagnosis The ... Situational - Cough ... #differential # ... diagnosis #causes
Most episodes of chronic cough in adults are caused by upper airway cough syndrome (UACS, also
in adults are caused ... gastroesophageal reflux ... treated for multiple causes ... #Diagnosis #PrimaryCare ... #Differential #
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Diagnosis Framework ... Reflex Syncope: ... bradycardia, Sinus pauses ... #Differential #
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis ... Abnormal CXR: refer ... #Differential # ... Diagnosis #Algorithm ... #causes
Causes of Syncope

NEUROLOGICAL
 - CVA/Stroke
 - Cancer
 - Carotid Stenosis
 - Parkinson’s Disease
 - Psychosis
 -
Causes of Syncope ... Bezold-Jarisch Reflex ... Sinus Pressure - Cough ... #Causes #Differential ... #Diagnosis
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Causes of Chronic ... Cough - Differential ... Diagnosis Algorithm ... Inhibitor • Reflux-Associated ... #Causes #PrimaryCare