20 results
Hordeolum vs Chalazion

Hordeolum (Stye):
 • Location: Most commonly found at or near an eyelash follicle
 •
Cause: Bacterial infection ... of the lids • Symptoms ... , swelling • Treatment ... #Clinical #Diagnosis ... Stye #Chalazion #Comparison
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Auto-amplification loop Diagnosis ... Purtilo (XLP) Acquired ... Unknown cause Treatment ... #management #treatment
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... Toxic Megacolon, Shock ... Perforation) Pathophysiology ... can be community-acquired ... Ileus, Megacolon, Shock
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
acute respiratory symptoms ... Chronic pulmonary symptoms ... Rheumatologic symptoms ... Aspergillosis Pathophysiology ... fever • Septic shock
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Antimicrobial treatment ... is generally required ... #differential #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Infections 2. ... and duration of symptoms ... angioedema Other symptoms ... , Hypotension, shock ... #rheumatology #comparison
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
cold exposure, infection ... and menses • Pathophysiology ... thyroid hormone • Symptoms ... or high T3 • Treatment ... Periodic #Paralysis #diagnosis
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
ARDS to explain symptoms ... : 33% • Treatment ... : No • Treatment ... Reactions #hematology #diagnosis ... #comparison #table
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
/Sepsis/Shock, Autoimmune ... Etiology: • Pathophysiology ... Neurological symptoms ... : • Infection, ... epilepticus Treatment
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
to a preceding infection ... than one after symptom ... the underlying pathophysiology ... and cauda equina TREATMENT ... ventilation is required