Table 1

Pathological findings in lung, spleen and lymph node

CaseLung tissue findingsSpleen tissue findingsLymph node tissue findings
1 DAD (fibrous phase)Necrotic tissueNot collected
2 DAD (exudative phase)Necrotic tissueNot collected
3 DAD (exudative phase)Focal necrosis. Histiocytic hyperplasiaNot collected
4 DAD (proliferative phase)Depletion of the white pulp. Haematopoiesis. Histiocytic hyperplasia. Haemophagocytosis.Not collected
5 DAD (proliferative phase)Histiocytic hyperplasia. Erytrophagocytosis.Plasmocytosis. Erythrophagocytosis.
6 DAD (proliferative phase)Widely necrotic. Depletion of the white pulp.Lymphoid depletion. Erythrophagocytosis.
7 DAD (proliferative phase)Depletion of the white pulp. Histiocytic hyperplasia. Severe haemophagocytosis.Not collected
8 DAD (exudative phase)+acute bronchopneumoniaDepletion of the white pulp. Haematopoiesis. Histiocytic hyperplasia.Lymphoid depletion. Plasmocytosis. Erythrophagocytosis.
9 DAD (proliferative phase)Haemorrhage. Depletion of the white pulp. Histiocytic hyperplasia. Erythrophagocytosis.Lymphoid depletion. Plasmocytosis. Erythrophagocytosis.
10 DAD (proliferative phase)Focal necrosis. Haemorrhage. Depletion of the white pulp.Not collected
11 DAD (proliferative phase)Focal necrosis. Haemorrhage. Depletion of the white pulp. Haematopoiesis.Not collected
12 Interstitial lymphoid pneumonitisDepletion of the white pulp. Histiocytic hyperplasia. Haemophagocytosis.Not collected
13 DAD (exudative phase)Depletion of the white pulp. Histiocytic hyperplasia. Haemophagocytosis.Lymphoid depletion. Erythrophagocytosis.
14 DAD (exudative, proliferative and fibrous phase).Depletion of the white pulp. Haematopoiesis. Histiocytic hyperplasia.Not collected
15 DAD (exudative, proliferative and fibrous phase)Depletion of the white pulp. Haematopoiesis. Histiocytic hyperplasia.Lymphoid depletion
16 DAD (proliferative and fibrous phase)Necrotic tissueNot collected
  • DAD, diffuse alveolar damage.