33 results
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... leading to an allergic ... cell surfaces causes ... leading to an allergic ... causes development
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... lgM antibodies bind ... reactions #types #allergy
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
arrest GI (>40%): Nausea ... intestinal edema, abdominal ... diagnosis #criteria #allergy
Pneumoperitoneum from perforated duodenal ulcer on RUQ POCUS

Male with severe RUQ abdominal pain. Answer in thread.
duodenal ulcer on RUQ POCUS ... with severe RUQ abdominal ... as shown in the case ... duodenal #ulcer #RUQ #POCUS ... clinical #ultrasound #Abdominal
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
Gastrointestinal - Nausea ... vomiting, diarrhea, abdominal ... play #Diagnosis #Allergy
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
• Anorexia, Nausea ... Flatulence, Fatigue, Abdominal ... TMP-SMX-DS • Sulfa allergy
Portal venous gas on hepatic ultrasound: A concerning finding in the critically ill patient that should
ileus), intra-abdominal ... variety of other causes ... hepatology #liver #pocus
Ruptured Hepatic Hyatid Cyst on RUQ Ultrasound

52-yo female with hypotension after blunt abdominal trauma from fall
hypotension after blunt abdominal ... No allergy history ... unidentified allergic ... HyatidCyst #RUQ #Abdominal ... #POCUS #clinical
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Nausea/ vomiting ... Leukopenia • Cases ... and no apparent focus ... • Every dengue case ... Intense abdominal
GB stones shadow... cancer does not. Here is an unfortunate case of cholangiocarcinoma with abdominal ascites.
an unfortunate case ... cholangiocarcinoma with abdominal ... Ascites #Clinical #POCUS ... #AbdominalUS #Ultrasound