15 results
Diagnostic Testing for Meningitis
History:
 • Triad: Fever, neck stiffness, and altered mental status
 • Sens: 44%
for Meningitis ... Non-specific Kernig Sign ... 95% Brudzinski Sign ... Shake head will headache ... #physicalexam #
Traditionally, we have been taught to examine for Kernig’s and Brudzinski’s signs when examining patients with
and Brudzinski’s signs ... these classic signs ... #Diagnosis #Kernigs ... #Brudzinskis #Signs ... #PhysicalExam #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... • Meningeal signs ... Systemic symptoms and signs ... infection (e.g., meningitis
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... Diagnosis Framework ... photophobia • Meningitis ... meningeal irritation signs ... #differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
- Differential ... Symptoms: • Headache ... features include - Headache ... : • Headache and ... Acute meningeal signs
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... status changes - Meningitis ... #signs #symptoms ... #clues #differential ... #diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
are enough to diagnose ... excludes other differentials ... ’s called Frog sign ... JVP #Cardiology #Neck ... #Frog #Sign
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... Diagnosis Approach ... hypertension and signs ... renal bruit or signs ... Vasculitis • Endocrinologic
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Diagnosis Framework ... → Syncope • Signs ... - Hyperkalemia ... #diagnosis #causes
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... pain involving neck ... thrombophilia, neurologic signs ... postpartum #Diagnosis ... Dangerous #Deadly #Differential