9 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Diagnosis: • ... cord infarct • HIV ... • Provocative Tests ... #diagnosis #causes
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
Diagnosis: Quantitative ... pp65 antigenemia test ... Retinitis (Most common cause ... #AIDS #diagnosis ... #differential #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... Fecal occult blood test ... #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Diagnosis Framework ... fracture - Patellar dislocation ... physicalexam
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
buttock, if the hip ... raises off of the ... irritation or lumbar ... Femoris #clinical #video ... #hip #physicalexam
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
buttock, if the hip ... raises off of the ... irritation or lumbar ... Femoris #clinical #video ... #hip #physicalexam
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... immunodeficiency virus (HIV ... : • Lumber Puncture ... albuminocytologic dissociation ... and sensitive tests
Unicentric Castleman Disease (UCD) vs Multicentric Castleman Disease (MCD) - Comparison Table

Unicentric Castleman Disease (UCD):
 •
association: No ... Usually none • Diagnosis ... association: Yes ... biopsy, blood tests ... Variable; depends on cause
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Tests: • Measure ... weakness + atrophy- Hip ... statins - probably caused ... #rheumatology #differential