554 results
Natural History of Syphilis
Primary - 2-6 weeks after infection
 • Chancre, Regional lymphadenopathy
Early Latent ≤ 1
Primary - 2-6 weeks ... after infection ... ≤ 1 year after infection ... 2 months after primary ... > 1 year after infection
Syphilis Staging - Primary, Secondary, Latent and Tertiary - Timing and Features

Primary syphilis classically presents with
Syphilis Staging ... - Primary, Secondary ... Secondary syphilis ... infection and late ... infection.
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Hyperacute: - Primary ... demyelination), Infectious ... Subacute: - Primary ... Chronic: - Primary ... (syphilis, HIV-associated
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Infiltration: • Hematologic ... and non-hematologic ... malignancies • Infection ... • Primary Myelofibrosis ... Algorithm #Causes #Hematology
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Primary Syphilis ... the hallmark of primary ... to asymptomatic infection ... the period of primary ... Comprehensive Review of Infectious
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
Papules / Plaques - Infectious ... • Secondary Syphilis ... - Painless • Primary ... syphilis (chancre ... #skinlesions #dermatology
Treatment Recommendations for Syphilis in Non-Pregnant Adults by Syphilis Stage

Incubating Infection, Primary, Secondary, Early Latent Syphilis:
Incubating Infection ... , Primary, Secondary ... consultation with an infectious ... Testing for HIV infection ... CDC2015 #Regimen #Primary
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
deficiency) • Infection ... Sepsis • Non-infectious ... Polycythemia Vera • Primary ... causes #Platelets #hematology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Disseminated Gonoccocal Infection ... • Secondary Syphilis ... like rash) • Primary ... HIV Infection
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelogenous Leukemia • Primary ... Myelofibrosis Infectious ... Non malignant hematologic ... states • Non-hematologic ... Algorithm #Causes #Hematology