4714 results
Erythema Ab Igne on Physical Exam

Erythema ab igne (EAI) is a skin reaction caused by chronic
EAI) is a skin reaction ... caused by chronic ... #Igne #AbIgne #PhysicalExam
►
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Seronegative Reactive ... Poststreptococcal reactive ... Knee #Effusions #causes ... diagnosis #msk #physicalexam
The Chvostek sign (/ˈkvɒstɪk/) is a clinical sign of existing nerve hyperexcitability (tetany) seen in hypocalcemia.It
to an abnormal reaction ... hyperventilation, which causes ... #Hypocalcemia #PhysicalExam
►
Transverse lines of the fingernails. (A) Beau’s lines (arrows) of the thumbnail. (B) Mees’ lines (arrowheads)
the nails can be caused ... paired white lines caused ... , 4 An adverse reaction ... Ridges #Clinical #PhysicalExam
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
hypersensitivity reactions ... - Mechanism of Action ... Allergen-specific lgE causes ... Acute transfusion reaction ... hypersensitivity #reactions
Nail Pathologies - Findings in or Near Nails

Paronychia 

A superficial infection of the proximal and lateral
Local causes include ... , and allergic reactions ... Systemic causes ... photosensitive drug reactions ... Clinical #Signs #PhysicalExam
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... : - Drug reaction ... infection - Allergic reaction ... disease Rare causes
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Penicillin-induced drug reaction ... Erythematosus, Reactive ... Dermatitis (ie. reaction ... Allergy #Allergic #Reactions
Evaluation of Leukocytosis:
The term 'leukocyte' applies to any cells within the myeloblast, monoblast, & lymphoid lineages.
Include
× 109 per L] Reactive ... Leukemoid reaction ... Leukemoid Reaction ... in a leukemoid reaction ... the underlying cause
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
ophthalmoplegia, a non-reactive ... other potential causes ... the condition, case ... steroids (some cases ... ophthalmology #physicalexam
►