12 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... procedures - Infection ... K), H. pylori test ... (GI symptoms/endemic ... (CVID, WAS), (neurologic
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Fecal occult blood test ... • Serology for ... #Differential #
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
CMV infection: virus ... pp65 antigenemia test ... 50 or less: • Neurologic ... Retinitis (Most common cause ... AIDS #diagnosis #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... - Emergency Causes ... • Provocative Tests ... #diagnosis #causes ... #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Arboviruses: - West ... Coltivirus Symptoms ... influenzae Symptoms ... diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Bilateral signs and/or symptoms ... negative, MOG-IgG test ... causes need to ... diagnosis #management #neurology ... #differential
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... Immobilization - Crush ... Statins - ETOH - Infection ... : • Triad of symptoms
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Syphilis - Rash ... soles in 50% of cases ... to asymptomatic infection ... exposure to or symptoms ... have positive serology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... affects the skin, neurologic ... , mucositis • Rash ... • Progressive symptoms ... tract, and often causes
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... very remarkable w/differential ... vasculitis vs infection ... the “Chewing gum test ... Temporal #Signs #Symptoms