13 results
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
flexion of the knees ... Passive neck flexion causes ... /knee flexion is ... commonly used to assess ... #PhysicalExam #Pediatrics
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... without localizing signs ... relapsing fever, acute ... fever • Cough, dyspnea ... , Lassa fever, acute
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pain, hemoptysis, dyspnea ... Leukocytosis, anemia ... Differential Diagnosis ... #pulmonary #differential
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood-gas barrier ... walking uphill - Dyspnea ... of acute respiratory ... Embolism: • Acute
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... aneurysm, bleed, abscess ... deficits (CN Ill, IV ... #headache #signs ... #differential #
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Compensation, Acute ... (AG) = {Na - (Cl ... glycol (present in IV ... Classically” noted with pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • CT: Halo sign ... ), anemia, arthralgia ... #AIDS #pulmonary ... #differential #
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Culture (+): Acute ... Heart Failure • Dyspnea ... Cerebral > Splenic, pulmonary ... Marantic (NTBE) Differential ... Leukocytosis, anemia
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... pulmonary edema ... peritonitis - Acute ... 30mmHg) - Severe anemia ... Ethylene glycol - HIV
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... patients such as ... Bone Marrow - Anemia ... Weakness, • Dyspnea ... NTM #Infections #differential