27 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... injury from pericardial ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... AV block 1º - long ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Neutrophils - Differential ... Diagnosis Algorithm ... Solid Tumour (e.g ... Lung, Bladder, Colon ... #Causes #Hematology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Diagnosis Framework ... High altitude (eg ... to neurologic injury ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... Musculoligamentous injury ... spondyloarthritis (e.g ... spondyloarthritis (e.g
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Immunosuppression (e.g ... Autoimmune diseases (e.g ... Malignancies (eg ... #differential # ... hematology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Lymphadenopathy - Differential ... Diagnosis Algorithm ... • Infection (e.g ... , Mediastinum, Lungs ... #Causes #Hematology
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Breast Leukemia Lung ... (e.g., cardiac ... Pericardial perforation (e.g ... #Pericarditis #Differential ... #Diagnosis
Male Sexual and Erectile Dysfunction - Differential Diagnosis Algorithm
Erectile Dysfunction
 - Psychological
    •
Diagnosis Algorithm ... Sympathomimetic Drugs (e.g ... • Spinal Cord Injury ... Interpersonal Issues (e.g ... psycho-social trauma '(e.g
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... #anemia #differential ... #diagnosis #calculation