10 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... Autoimmune diseases ... symptoms - Headache, fever ... , abdominal pain ... #Urticaria #diagnosis
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
peritonsillar abscess ... simplex virus 1 ... , croup • EBV ... Pharyngitis #IDSA #diagnosis ... #differential #causes
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Hypoparathyroidism - Type 1 ... • Low-grade fever ... /vomiting • Abdominal ... Serum DHEAS Diagnosis ... endocrinology #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Antibodies: 1. ... Viral infection, autoimmune ... - Mycoplasma, EBV ... Symptoms: High fevers ... test #cold #
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Diagnosis Framework ... • Could potentially ... Red Flags: • Fever ... • Splenomegaly/Abscess ... Pregnancy • Diverticulitis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Predisposing conditions: Autoimmune ... often small (<1 ... left-sided heart valves ... in up to 30% of cases ... common, Aortic root abscess
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
days and presents fever ... positive tourniquet test ... Intense abdominal ... , tachycardia, cold ... classification #diagnosis
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
or family - Ever ... Assess functional ... determine if stress test ... undergoing AAA or upper abdominal ... stratification #diagnosis
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tests: • Measure ... Ab • Anti-Jo-1 ... Overlap Syndrome: Fever ... enzymes • Anti-Jo-1 ... statins - probably caused
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
A 39-year-old ... This post will focus ... /50 Rule (part 1) ... and second ribs.1 ... consider intra-abdominal