20 results
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Syndrome #PUBS #pathophysiology ... #clinical #photo ... #differential #
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
palms/soles - Differential ... Pityriasis #rosea #clinical ... #dermatology #photo ... #PhysicalExam
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Neutrophil (Normal) Differential ... likelihood of negative clinical ... #Bandemia #differential ... CBC #hematology #pathophysiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... Lung Abscess - Clinical ... CXR upright or lat ... Lung Abscess Differential ... Abscess #pulmonary #differential
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
While the pathophysiology ... meningitis, it has low sensitivity ... Sign #Meningitis #Clinical ... #Video #PhysicalExam
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
may cause severe clinical ... deficiency (thiamine) Late ... Syndrome #Nutrition #Differential ... #Diagnosis #Pathophysiology
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
the duodenum Clinical ... • Should be on differential ... that precedes a later ... Pathophysiology: ... undergo EGD - Sensitivity
Transverse lines of the fingernails. (A) Beau’s lines (arrows) of the thumbnail. (B) Mees’ lines (arrowheads)
arrest in nail plate ... FingerNails #Ridges #Clinical ... #PhysicalExam # ... Photo
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A per minute=rate ... excludes other differentials ... that’s called “clinical ... Awaves #AVNRT #PhysicalExam
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
brain PRES Clinical ... PRES-Associated Clinical ... Etiology: • Pathophysiology ... sequences improve sensitivity ... Reversible course Differential