29 results
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
malaise • Rash (can ... testing • No symptoms ... first year of infection ... lesions in bone, skin ... #signs #diagnosis
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Cardinal Symptoms ... without localizing signs ... or symptoms - Malaria ... Returning #Traveler #differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
drug reaction, infection ... organ-specific signs ... or symptoms (eg ... , skin or esophageal ... Disorders #Algorithm #Differential
Clinical features of shock from dehydration in an infant

Decreased level of consciousness 
Sunken fontanelle 
Dry mucous
dehydration in an ... Pale or Mottled Skin ... Extremities #PhysicalExam ... #Signs #Symptoms
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Can be worsened ... history of viral infection ... Can occur with neck ... varying neurologic signs ... Vertigo #Causes #differential
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... and Symptoms: ... symptoms by days ... Upper respiratory infection ... gastrointestinal infection
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Disorders: • Infection ... tuberculosis, fungal infections ... Tuberculosis: can ... Reduced libido • Signs ... patches on the skin
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... that can be acquired ... Blooms (HABs) Skin ... biphasic • Clinical symptoms ... #Differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Coltivirus Symptoms ... influenzae Symptoms ... Acute meningeal signs ... rav7ks #CNS #Infections
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... noninflammatory Signs ... constitutional symptoms ... Monoarthritis (>6 weeks) Can ... #Joint #pain #Differential