The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
old; F>M Signs/Symptoms ... palpation - Vasculitic ... Pathophysiology #Diagnosis ... #Signs #Symptoms ... #Vasculitis
Giant Cell (Temporal) Arteritis: Clinical findings and Complications
Signs/Symptoms: 
 - Headache (usually constant, superimposed by waves
Complications Signs/Symptoms ... Stroke or TIA-like symptoms ... Complications #Signs #Symptoms ... #diagnosis #Vasculitis
Systemic Lupus Erythematosus: Gastrointestinal Manifestations
 - Thrombosis of vessels in the pancreas, Vasculitis -> Acute Pancreatitis
the pancreas, Vasculitis ... pathophysiology #signs #symptoms ... #diagnosis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... periumbilical region), nausea ... #HSP #IgA #Vasculitis ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
paresthetica • Symptoms ... sensory • Before diagnosis ... pathophysiology #differential ... #diagnosis #signs ... #symptoms
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... Pathophysiology #Diagnosis ... #Signs #Symptoms ... #Vasculitis
Subjective Tinnitus: Pathogenesis and clinical findings
Subjective Tinnitus - Perceived sound with no acoustic stimulus, heard only
refers to sound caused ... #Tinnitus #Causes ... pathophysiology #differential ... #diagnosis
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
Pathogenesis and Symptoms ... is thought to cause ... the Positive Symptoms ... is thought to cause ... pathophysiology #diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... inflammation tends to cause ... pathophysiology #signs #symptoms ... #diagnosis #ExtraArticular
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis ... #signs #symptoms