21 results
Approach to Headaches - Differential Diagnosis Algorithm

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

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Symptoms: Fever, headache ... Demyelinating disease ... #differential # ... diagnosis #AIDS
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
Headache Etiologies ... Non-Emergent Causes CNS ... , neurologic, vessels ... Pulmonary or oxygen ... #causes #differential
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... cirrhosis, nephrotic syndrome ... Stress, Nausea, Pulmonary ... Diseases, CNS Disease ... Algorithm #diagnosis #nephrology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
Cytomegalovirus disease ... tuberculosis, any site (pulmonary ... brain - Wasting syndrome ... due to HIV #AIDS ... Diagnosis #List #Differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
lesion Pott's Disease ... Reconstitution Inflammatory Syndrome ... (IRIS): • In HIV ... Tuberculosis #diagnosis #differential ... #TB #neurology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Hepatitis • HIV ... Chronic Obstructive Pulmonary ... Disease Neurologic ... Chronic Fatigue Syndrome
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... basal ganglia, CNS ... meningitis), MCC CNS ... symptoms (headache ... ) Differential Diagnosis
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
nervous system (CNS ... and less common diseases ... pachymeningitis • HIV ... #neurology #noninflammatory ... #differential #