14 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... history of cancer, HIV ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g.
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... deficits (CN Ill, IV ... #signs #symptoms ... #clues #differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
history of viral infection ... (Wallenberg's syndrome ... Syndrome usually ... varying neurologic signs ... Vertigo #Causes #differential
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
symptom of something ... aneurysm) • Infection ... loss, cancer, HIV ... N Neurological signs ... confusion, focal signs
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... of sinus or ear infection ... vasoconstriction syndrome ... #redflags #signs ... #symptoms #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... Constitutional symptoms ... #differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Herpesviruses (MCC: HSV ... Coltivirus Symptoms ... influenzae Symptoms ... Acute meningeal signs
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... Infections: - ... HIV, CMV, HTLV ... MCTD, Sjogren syndrome
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... noninflammatory Signs ... constitutional symptoms ... Parvovirus B19 • HIV ... #Diagnosis #MSK
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... • Mounier-Kuhn syndrome ... Nasal polyps and signs ... , CCP, ANCA • HIV ... Bronchiectasis #pulmonary #differential