9 results
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
Biphasic Illness ... brief interval symptom ... -14 days): • Fever ... dysfunction) • Pulmonary ... Diagnosis #Illness #Signs
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Workup • CNS symptoms ... Get an LP and imaging ... Refer to your ‘Fever ... thin smear • Signs
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence: - Imaging ... Inflammation (e.g., fever ... procalcitonin) - Pulmonary ... symptoms (e.g., ... chest pain) and signs
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
infection Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary
Sarcoidosis
Stage 1 - Bilateral LAD without involvement of lung parenchyma
Stage 2 - Bilateral LAD with involvement
4 - Fibrosis Pulmonary ... chylothorax, and pulmonary ... gland sweling, fever ... Diagnosis #Stages #Staging ... #Signs #Symptoms
In order to better classify heart failure, the American College of Cardiology Foundation and the American
four-component staging ... in patients who never ... show symptoms or ... signs of heart ... #HeartFailure #Staging
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• CT: Halo sign ... • Fever, weight ... weight loss • Imaging ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... • Headache • Fever ... influenzae Symptoms ... Acute meningeal signs ... (fever, nuchal
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
conidia → Yeast → travel ... • Fever, cough ... infection • Cough, fever ... Direct fungal stain ... • Isolated fever