13 results
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus ... - Anti-HBe - Acute ... (about 10% of cases ... ) - Acute hepatitis ... Interpretation #diagnosis
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... virus, hepatitis ... polymyositis, myasthenia gravis ... #differential #diagnosis ... #cardiology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Epstein-Barr Virus ... • Hepatitis ... Pulmonary Disease Neurologic ... • Myasthenia Gravis
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 ... Chikungunya - Herpes virus ... Parvovirus - Hepatitis ... Reactive Syndrome - Acute
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... of acute flaccid ... Differential diagnosis ...  Myasthenia gravis ...  West Nile virus
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
) Acute autoimmune ... , Epstein-Barr virus ... immunodeficiency virus ... HIV), and Zika virus ... and sensitive tests
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
double-stranded DNA virus ... CMV infection: virus ... pp65 antigenemia test ... 50 or less: • Neurologic ... AIDS) • Liver: Hepatitis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpes simplex virus ... Varicella-zoster virus ... Nile virus (WNV ... Snowshoe Hare virus ... Symptoms: • Acute
Rhombencephalitis
BACTERIAL
- Listeria (biphasic illness with bulbar dysfunction occurring later)
- Mycobacterium tuberculosis
- Pneumococcus
- Brucella
- Borrelia (Lyme Disease)
-
Nile virus) - ... Miller-Fisher GBS ... lymphoma OTHERS - Acute ... #Differential #Diagnosis ... #Causes #Neurology
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
immunodeficiency virus ... days or weeks • Virus ... • Epstein-Barr virus ... infection • Viral hepatitis ... Diagnosis: