A 25-yo woman, cirrhosis due to autoimmune hepatitis, not pneumococcal vaccination: rapidly progressive sepsis with purpura fulminans.

16 h after admission, violaceous non-blanching ecchymoses from proximal thighs to the calves, & flaccid bullae.
1/9

#dermatology #MedEd Image
36 hours after admission, the skin was dusky & violaceous with sharply demarcated borders, bullae filled with red to black-colored fluid

Blood🧫: pan-susceptible Streptococcus pneumoniae.

PNEUMOCOCCAL PURPURA FULMINANS
2/9

doi.org/10.1016/j.idcr…
#IDtwitter #MedTwitter Image
She had progressive hypoxia & shock despite maximal ventilator & vasopressor support, & the patient passed away within 48 h of admission.

Autopsy: a cirrhotic liver, diffuse alveolar damage, & five liters of serous fluid in the abdominal compartment.
3/9

#Doctor #resident
Purpura fulminans is a skin disorder with high morbidity and mortality which is characterized by microvascular thrombosis and development of hemorrhagic necrosis.
4/9

#MedStudentTwitter #MedicalStudents
Purpura fulminans can be caused by acute infection, most commonly due to Neisseria meningitidis, followed by Streptococcus pneumoniae.

Reports describe cases of pneumococcal PF in patients with asplenia or hyposplenia, and in otherwise healthy adults
5/9

#microbiology #medicine
Infectious purpura fulminans was shown to be associated with 41 % mortality and high morbidity in those who survived: almost one-third required limb amputation.
6/9

#IDtwitter #MedTwitter
Given her history of autoimmune hepatitis & chronic liver disease, the patient should have received the pneumococcal vaccination.

She had not been vaccinated due to lack of health insurance and limited access to the healthcare system.
7/9

#Doctor #MedStudentTwitter
Patients with asplenia or hyposplenia and who undergo splenectomy are at risk of overwhelming infection and sepsis, particularly due to encapsulated organisms, which are resistant to phagocytosis
8/9

#MedicalStudents #microbiology
This case highlights the importance of pneumococcal vaccination in patients with increased vulnerability to encapsulated organisms
9/9

#resident #medicine
doi.org/10.1016/j.idcr…

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More from @guerreroespejo

Sep 21
A 19-YO👩‍🦰, taken care of an 11-YO👦with bronchitis: cough, fever, dyspnea & pneumonia (XR)
Levofloxacin➡️hypoxia resolved, but:
- Orolabial blisters & rash, day 8
- Conjunctivitis, day 9
- Hemorrhagic denuded labial lesions, day 17
1/7

doi.org/10.1093/cid/ci…#IDtwitter #MedEd ImageImageImageImage
🔬skin lesion: interface dermatitis, consistent with erythema multiforme/Stevens-Johnson syndrome–type histological changes
ELISA for M. pneumoniae IgM, initially➖, &➕at day 10

MYCOPLASMA PNEUMONIAE-INDUCED RASH AND MUCOSITIS (MIRM)
2/7

doi.org/10.1093/cid/ci…
#dermatology
Extrapulmonary manifestations of M. pneumoniae infection:
✔️in 10% of patients
✔️mucocutaneous eruptions, central nervous system disease, carditis, hemolytic anemia, and Raynaud disease associated with cold agglutinins, renal disease, or arthritis.

3/7

#MedTwitter #Doctor
Read 7 tweets
Sep 4
Niño de 4 años: fiebre de dos días, enrojecimiento y edema leve en el pabellón auricular derecho, con posterior aparición de vesículas y ampollas.
1/4

🖊️Agámez SN, Cáceres J.
continuum.aeped.es/screens/play/1…
@ContinuumAEP @aepediatria
#pediatria #Pediatrics #dermatologia
PRIMOINFECCIÓN POR EL VIRUS HERPES SIMPLE TIPO 1
✔️inicio súbito
✔️múltiples vesículas sobre base inflamatoria
✔️a veces ampollas
✔️generalmente en un sitio único
✔️evolucionan a lesiones exudativas y ulcerocostrosas (figuras)
✔️sin secuelas.
2/4

#MedEd #IDtwitter #MedTwitter
Puede acompañarse de fiebre, malestar, afectación del estado general, adenopatía cervical y dolor

✔️La gingivoestomatitis y la faringitis, las manifestaciones más frecuente de la primoinfección, y
✔️el herpes labial, más propio de reactivación
3/4

#Doctor #MedStudentTwitter
Read 4 tweets
Aug 28
A 58-YO, toothache: swelling in the neck, sore throat, chills, chest pain; oral cavity indurated & woody, neck adenopathy; erythema spreading from his neck down over his anterior chest wall (A & B)
¼

#MedEd #IDtwitter #dermatology #MedTwitter
DOI: 10.1056/NEJMicm065036
LUDWING´S ANGINA is an infectious process involving the submental, sublingual, and submandibular spaces.

It can rapidly progress to hemodynamic instability and airway obstruction; in rare cases, it spreads into the mediastinum.
2/4

#Doctor #MedStudentTwitter #resident
Compromise of the airway can progress rapidly, with lethal consequences; therefore, immediate consideration should be given to surgical débridement of the infected areas and antimicrobial therapy.
¾

#medicine #MedicalStudents #microbiology #surgery
Read 4 tweets
Aug 26
A 49-YO man “looking through branches in a tree.”: decreased vision in his L eye.

Fundus: linear and arcuate disturbances in the retina (A).

What´s in the vitreous?!! (B)
1/4

DOI: 10.1056/NEJMicm075735
#parasitology #OJO #Ophthalmology Image
A fly larva was initially observed in the macula and after 4 days of treatment with thiabendazole, a segmented fly larva in the vitreous (B).

OCULAR MYIASIS
2/4

#oftalmologia #parasites #eye Image
The patient elected to undergo vitrectomy.
Eight weeks after the vitrectomy, the lesions in the retina were attenuated and the visual acuity had improved to 20/40.
3/4

#MedEd #IDtwitter #MedTwitter
Read 4 tweets
Aug 10
Clinical presentation and virological assessment of 181 confirmed human #monkeypox virus cases in #Spain
✔️92%, gay men, bisexual men, or other men who have sex with men (MSM) &
✔️8%, heterosexual men or women

(A) genital & pubic region pustules
👇
thelancet.com/journals/lance…
✔️Median age was 37 years (IQR 31–42).
✔️18% patients reported previous smallpox vaccination
2/

(B) Three semiconfluent pustular #monkeypox lesions with a depressed centre located on the left side of the tongue dorsum.

#MedEd
✔️40% were #HIV-positive, 11% had a CD4 cell count less than 500 cells per μL

✔️17% were diagnosed with a concurrent sexually transmitted infection

(C) Pearly acral #monkeypox vesicles embedded in the thick stratum corneum of the palmar skin, shotty on palpation
3/

#IDtwitter
Read 9 tweets
Aug 9
A 40-year-old woman from Brazil, AIDS, CD4 91 cells/μL: headache, diffuse cerebral edema, coma, respiratory distress, tracheal secretion with nematode
(1), alveolar hemorrhage, periumbilical purpuric rash (2), & death

🔬brain: 3
1/

doi.org/10.1093/cid/ci…
#MedEd #IDtwitter
🔬tracheal secretion: Strongyloides stercoralis (1)

Skin biopsy: S. stercoralis larvae at the dermis and hypodermis.

DISSEMINATED STRONGYLOISIASIS WITH EXTENSIVE CUTANEOUS AND CEREBRAL INVOLVEMENT
2/5

#microbiology #MedStudentTwitter
Strongyloidiasis occurs worldwide, but predominates in tropical and subtropical areas.

People acquire the disease from penetration of larvae through the skin.
3/5

#MedicalStudents #MedTwitter
Read 5 tweets

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