14 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
history of cancer, HIV ... ) • Systemic symptoms ... , fever, myalgia ... brain lesion • CNS ... Diagnosis #Algorithm #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... : Fever, headache ... : Fever, headache ... Demyelinating disease caused ... #differential #
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... infection: fever ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
(IRIS): • In HIV ... symptoms, fever ... , fever, focal neurological ... • Caused by immune ... Meningitis: • Fever
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... • Fever • Nuchal ... Acute meningeal signs ... (fever, nuchal ... #diagnosis #neurology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • CT: Halo sign ... cough, myalgias, headache ... Lymphadenopathy, CNS ... Constitutional symptoms
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
symptom of something ... + fever, confusion ... • Meningitis (fever ... : S Systemic (fever ... loss, cancer, HIV
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Neutropenic fever ... : - Fever + ANC ... : CNS changes, headache ... : CNS changes, headache ... : fever, weight
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... • Fever - Febrile ... Ill, IV, and VI ... #signs #symptoms ... #clues #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... glycol (present in IV ... Anxiety, pain, fever ... acidosis: - CNS ... ABG #bloodgas #Acid