22 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Red Flags: • Fever ... deficiency Work ... #dermatology #physicalexam
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... plateletcount), peripheral blood ... changes), high MCV anemia ... #Workup #hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
: • 80% have fever ... Leukocytosis, anemia ... • Sputum/Blood ... Abscess Differential ... #causes #management
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Chest pain, cough, bloody ... factor • May cause ... ), anemia, arthralgia ... AIDS #pulmonary #differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Actively maintained fever ... #Hyperthermia #Differential ... #Anesthesia #Checklist ... #Diagnosis #Management ... #Workup
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
known as rat bite fever ... or Haverhill fever ... cancers, including lung ... infectiosum • Fever ... acute rheumatic fever
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Presentation: • Fever ... and petechiae Causes ... index < 2 • EPO Level ... result from low blood ... #diagnosis #management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Periodic fever ... multiorgan failure • Fever ... - Nonremitting fever ... ) • Heart, lung ... with leukopenia, anemia
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... Dermatomyositis • Fever ... onset [33-74%] • Blood ... anti-NXP2 Abs Lung ... #rheumatology #dermatology
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
in Anaesthesia Causes ... • Petechial rash ... field to below level ... Intraoperative #Checklist ... #Workup