31 results
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Juvenile T wave pattern ... related neurogenic patterns ... Typical patterns ... to as 'strain" patterns ... Wolff-Parkinson-White patterns
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... low attenuation pattern ... Pulmonary #CTChest #LowAttenuation ... Differential #Diagram #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... HRCT #CTChest #LowAttenuation ... #Cystic #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... HRCT #CTChest #LowAttenuation ... #Cystic #Pattern ... #Comparison #Table
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
There are two patterns ... negativity (25% of cases ... inverted (75% of cases ... Diagnosis #Cardiology #ECG ... #EKG #Wellens #
ST segment elevation in acute myocardial ischemia

ST segment elevations with straight (horizontal, upsloping or downsloping) or
less likely to be caused ... the underlying cause ... Diagnosis #Cardiology #ECG ... #EKG #STEMI #STElevation ... #Ischemic #Patterns
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Abnormal Variability:
Fetal HR Tracing - Causes ... Differential Diagnosis Algorithm ... • Sinusoidal Pattern ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
physical exam (e.g ... one of 8 basic patterns ... Acute #Workup #Algorithm
Anaplastic large cell lymphoma, ALK+
Clinical
 • First 3 decades of life, M>F
 • Often nodal +
Lymphohistiocytic pattern ... • Small cell pattern ... sometimes fried-egg ... • Hodgkin-like pattern ... • Composite pattern
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Differential Diagnosis Algorithm ... PHANTOMS): • Pattern ... symptoms and signs (e.g ... CNS infection (e.g ... Differential #Diagnosis #Algorithm