13 results
Coarctation of the Aorta 

Preductal Coarctation:
Narrowing is proximal to ductus arteriosus Life-threatening if severe; seen in
Aorta Preductal ... Appears when ductus closes ... #Aorta #Preductal ... Postductal #Congenital #Diagnosis ... #Peds #Pediatrics
Figure of 3 Sign - Coarctation of the Aorta on Chest X-Ray

The figure of 3 sign
the Aorta on Chest ... appearance of the aorta ... segment of the aorta ... the descending aorta ... #Coarctation #Aorta
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... the Newborn - Differential ... Diagnosis Algorithm ... Coarctation ... Pediatrics
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Secondary causes ... respond to SSRIs • Coarctation ... of Aorta • Other ... #Hypertension #differential ... #diagnosis
Age Distribution of Hypertension Etiologies
< 1 month
 - Renal arterial thrombosis
 - Congenital renal disease
 -
of the aorta ... of the aorta ... #Hypertension #Causes ... #differential # ... age #pediatrics
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... STE: "Pardee's sign ... Post-cardioversion • Acute aortic
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
: Acute STEMI, Aortic ... Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... Ischemia #ECG #EKG #diagnosis ... Interpretation #differential
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... renal bruit or signs ... artery stenosis, Coarctation ... of aorta, Vasculitis ... #Differential #
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria • Signs ... renal vein between aorta ... #Hematuria #Differential ... #Diagnosis #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... tract, and often causes ... < 30 years - Aorta ... branches • GCA: - Aorta ... purpura: strong sign