15 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
are enough to diagnose ... the case as Typical ... excludes other differentials ... ’s called Frog sign ... #AVNRT #PhysicalExam
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 ... #Diagnosis #causes ... #urology #nephrology
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 ... hypertension and signs ... renal bruit or signs ... Coarctation of aorta ... #Differential #
Romberg's Test for Proprioception
History: First described in the 19th century in patients with tabes dorsalis (later
patients with tabes ... test (Romberg's sign ... Rombergs #Test #neurology ... #diagnosis #proprioception ... #physicalexam
Causes of Ischemic Stroke - Differential Diagnosis Algorithm
Thrombosis - Atherosclerosis, Arterial Dissection, Fibromuscular Dysplasia
 - Large
Causes of Ischemic ... Diagnosis Algorithm ... - Ascending Aorta ... #Stroke #CVA #Neurology ... #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
Varicocele: Pathogenesis and clinical findings
Primary:
 - Anatomically: the left spermatic vein drains into the left renal
the abdominal aorta ... retroperitoneal masses ... Pathophysiology #Signs ... #Symptoms #Urology ... #Diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Diagnosis Framework ... parenchymatous (tabes ... Acute meningeal signs ... #diagnosis #neurology